Home / 108,073.74-149,135.58-60,330.12

Finding the Fourth Proportional to 108,073.74, 149,135.58 and 60,330.12

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Solution

The fourth proportional to 108,073.74, 149,135.58 and 60,330.12 is: 83,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,073.74 : 149,135.58 = 60,330.12 : x
  2. Step 2: Convert to fraction form
    108,073.74/149,135.58 = 60,330.12/x
  3. Step 3: Cross multiply
    108,073.74x = 149,135.58 × 60,330.12
  4. Step 4: Simplify right side
    108,073.74x = 8,997,366,878.41
  5. Step 5: Solve for x
    x = 8,997,366,878.41/108,073.74
  6. Step 6: Final answer
    x = 83,252.11

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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.