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Finding the Fourth Proportional to 106,766.43, 147,343.42 and 59,024.22

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Solution

The fourth proportional to 106,766.43, 147,343.42 and 59,024.22 is: 81,456.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,766.43 : 147,343.42 = 59,024.22 : x
  2. Step 2: Convert to fraction form
    106,766.43/147,343.42 = 59,024.22/x
  3. Step 3: Cross multiply
    106,766.43x = 147,343.42 × 59,024.22
  4. Step 4: Simplify right side
    106,766.43x = 8,696,830,437.63
  5. Step 5: Solve for x
    x = 8,696,830,437.63/106,766.43
  6. Step 6: Final answer
    x = 81,456.60

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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.