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Finding the Fourth Proportional to 162,897.80, 244,346.70 and 57,727.40

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Solution

The fourth proportional to 162,897.80, 244,346.70 and 57,727.40 is: 86,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,897.80 : 244,346.70 = 57,727.40 : x
  2. Step 2: Convert to fraction form
    162,897.80/244,346.70 = 57,727.40/x
  3. Step 3: Cross multiply
    162,897.80x = 244,346.70 × 57,727.40
  4. Step 4: Simplify right side
    162,897.80x = 14,105,499,689.58
  5. Step 5: Solve for x
    x = 14,105,499,689.58/162,897.80
  6. Step 6: Final answer
    x = 86,591.10

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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.