Home / 108,002.08-149,042.49-60,255.40

Finding the Fourth Proportional to 108,002.08, 149,042.49 and 60,255.40

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Solution

The fourth proportional to 108,002.08, 149,042.49 and 60,255.40 is: 83,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,002.08 : 149,042.49 = 60,255.40 : x
  2. Step 2: Convert to fraction form
    108,002.08/149,042.49 = 60,255.40/x
  3. Step 3: Cross multiply
    108,002.08x = 149,042.49 × 60,255.40
  4. Step 4: Simplify right side
    108,002.08x = 8,980,614,851.95
  5. Step 5: Solve for x
    x = 8,980,614,851.95/108,002.08
  6. Step 6: Final answer
    x = 83,152.24

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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.