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Finding the Fourth Proportional to 62,287.26, 93,430.90 and 20,734.26

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Solution

The fourth proportional to 62,287.26, 93,430.90 and 20,734.26 is: 31,101.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,287.26 : 93,430.90 = 20,734.26 : x
  2. Step 2: Convert to fraction form
    62,287.26/93,430.90 = 20,734.26/x
  3. Step 3: Cross multiply
    62,287.26x = 93,430.90 × 20,734.26
  4. Step 4: Simplify right side
    62,287.26x = 1,937,220,572.63
  5. Step 5: Solve for x
    x = 1,937,220,572.63/62,287.26
  6. Step 6: Final answer
    x = 31,101.39

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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.