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Finding the Fourth Proportional to 101,966.49, 152,776.80 and 62,440.92

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Solution

The fourth proportional to 101,966.49, 152,776.80 and 62,440.92 is: 93,555.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,966.49 : 152,776.80 = 62,440.92 : x
  2. Step 2: Convert to fraction form
    101,966.49/152,776.80 = 62,440.92/x
  3. Step 3: Cross multiply
    101,966.49x = 152,776.80 × 62,440.92
  4. Step 4: Simplify right side
    101,966.49x = 9,539,523,946.66
  5. Step 5: Solve for x
    x = 9,539,523,946.66/101,966.49
  6. Step 6: Final answer
    x = 93,555.48

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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.