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Finding the Fourth Proportional to 32,805,154.80, 49,207,732.20 and 13,649,659.20

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Solution

The fourth proportional to 32,805,154.80, 49,207,732.20 and 13,649,659.20 is: 20,474,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805,154.80 : 49,207,732.20 = 13,649,659.20 : x
  2. Step 2: Convert to fraction form
    32,805,154.80/49,207,732.20 = 13,649,659.20/x
  3. Step 3: Cross multiply
    32,805,154.80x = 49,207,732.20 × 13,649,659.20
  4. Step 4: Simplify right side
    32,805,154.80x = 671,668,774,534,866.25
  5. Step 5: Solve for x
    x = 671,668,774,534,866.25/32,805,154.80
  6. Step 6: Final answer
    x = 20,474,488.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.