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Finding the Fourth Proportional to 108,783.60, 163,175.40 and 62,041.20

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Solution

The fourth proportional to 108,783.60, 163,175.40 and 62,041.20 is: 93,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,783.60 : 163,175.40 = 62,041.20 : x
  2. Step 2: Convert to fraction form
    108,783.60/163,175.40 = 62,041.20/x
  3. Step 3: Cross multiply
    108,783.60x = 163,175.40 × 62,041.20
  4. Step 4: Simplify right side
    108,783.60x = 10,123,597,626.48
  5. Step 5: Solve for x
    x = 10,123,597,626.48/108,783.60
  6. Step 6: Final answer
    x = 93,061.80

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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.