Home / 124,911.30-187,302.15-45,984.90

Finding the Fourth Proportional to 124,911.30, 187,302.15 and 45,984.90

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Solution

The fourth proportional to 124,911.30, 187,302.15 and 45,984.90 is: 68,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,911.30 : 187,302.15 = 45,984.90 : x
  2. Step 2: Convert to fraction form
    124,911.30/187,302.15 = 45,984.90/x
  3. Step 3: Cross multiply
    124,911.30x = 187,302.15 × 45,984.90
  4. Step 4: Simplify right side
    124,911.30x = 8,613,070,637.54
  5. Step 5: Solve for x
    x = 8,613,070,637.54/124,911.30
  6. Step 6: Final answer
    x = 68,953.49

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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.