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Finding the Fourth Proportional to 59,343.40, 88,946.70 and 29,781.64

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Solution

The fourth proportional to 59,343.40, 88,946.70 and 29,781.64 is: 44,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,343.40 : 88,946.70 = 29,781.64 : x
  2. Step 2: Convert to fraction form
    59,343.40/88,946.70 = 29,781.64/x
  3. Step 3: Cross multiply
    59,343.40x = 88,946.70 × 29,781.64
  4. Step 4: Simplify right side
    59,343.40x = 2,648,978,598.59
  5. Step 5: Solve for x
    x = 2,648,978,598.59/59,343.40
  6. Step 6: Final answer
    x = 44,638.13

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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.