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Finding the Fourth Proportional to 62,907.40, 86,802.33 and 36,044.74

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Solution

The fourth proportional to 62,907.40, 86,802.33 and 36,044.74 is: 49,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,907.40 : 86,802.33 = 36,044.74 : x
  2. Step 2: Convert to fraction form
    62,907.40/86,802.33 = 36,044.74/x
  3. Step 3: Cross multiply
    62,907.40x = 86,802.33 × 36,044.74
  4. Step 4: Simplify right side
    62,907.40x = 3,128,767,416.24
  5. Step 5: Solve for x
    x = 3,128,767,416.24/62,907.40
  6. Step 6: Final answer
    x = 49,736.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.