Home / 108,001.69-149,042.43-60,255.05

Finding the Fourth Proportional to 108,001.69, 149,042.43 and 60,255.05

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Solution

The fourth proportional to 108,001.69, 149,042.43 and 60,255.05 is: 83,152.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,001.69 : 149,042.43 = 60,255.05 : x
  2. Step 2: Convert to fraction form
    108,001.69/149,042.43 = 60,255.05/x
  3. Step 3: Cross multiply
    108,001.69x = 149,042.43 × 60,255.05
  4. Step 4: Simplify right side
    108,001.69x = 8,980,558,025.28
  5. Step 5: Solve for x
    x = 8,980,558,025.28/108,001.69
  6. Step 6: Final answer
    x = 83,152.01

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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.