Home / 66,287.40-99,597.18-62,301.60

Finding the Fourth Proportional to 66,287.40, 99,597.18 and 62,301.60

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Solution

The fourth proportional to 66,287.40, 99,597.18 and 62,301.60 is: 93,608.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,287.40 : 99,597.18 = 62,301.60 : x
  2. Step 2: Convert to fraction form
    66,287.40/99,597.18 = 62,301.60/x
  3. Step 3: Cross multiply
    66,287.40x = 99,597.18 × 62,301.60
  4. Step 4: Simplify right side
    66,287.40x = 6,205,063,669.49
  5. Step 5: Solve for x
    x = 6,205,063,669.49/66,287.40
  6. Step 6: Final answer
    x = 93,608.49

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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.