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Finding the Fourth Proportional to 62,407.40, 93,416.70 and 36,033.80

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Solution

The fourth proportional to 62,407.40, 93,416.70 and 36,033.80 is: 53,938.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.40 : 93,416.70 = 36,033.80 : x
  2. Step 2: Convert to fraction form
    62,407.40/93,416.70 = 36,033.80/x
  3. Step 3: Cross multiply
    62,407.40x = 93,416.70 × 36,033.80
  4. Step 4: Simplify right side
    62,407.40x = 3,366,158,684.46
  5. Step 5: Solve for x
    x = 3,366,158,684.46/62,407.40
  6. Step 6: Final answer
    x = 53,938.45

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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.