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Finding the Fourth Proportional to 62,138.80, 93,142.56 and 44,599.12

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Solution

The fourth proportional to 62,138.80, 93,142.56 and 44,599.12 is: 66,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,138.80 : 93,142.56 = 44,599.12 : x
  2. Step 2: Convert to fraction form
    62,138.80/93,142.56 = 44,599.12/x
  3. Step 3: Cross multiply
    62,138.80x = 93,142.56 × 44,599.12
  4. Step 4: Simplify right side
    62,138.80x = 4,154,076,210.55
  5. Step 5: Solve for x
    x = 4,154,076,210.55/62,138.80
  6. Step 6: Final answer
    x = 66,851.57

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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.