Home / 115,001.90-172,502.85-36,124.10

Finding the Fourth Proportional to 115,001.90, 172,502.85 and 36,124.10

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Solution

The fourth proportional to 115,001.90, 172,502.85 and 36,124.10 is: 54,186.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,001.90 : 172,502.85 = 36,124.10 : x
  2. Step 2: Convert to fraction form
    115,001.90/172,502.85 = 36,124.10/x
  3. Step 3: Cross multiply
    115,001.90x = 172,502.85 × 36,124.10
  4. Step 4: Simplify right side
    115,001.90x = 6,231,510,203.69
  5. Step 5: Solve for x
    x = 6,231,510,203.69/115,001.90
  6. Step 6: Final answer
    x = 54,186.15

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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.