Home / 124,079.91-186,029.14-39,792.10

Finding the Fourth Proportional to 124,079.91, 186,029.14 and 39,792.10

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Solution

The fourth proportional to 124,079.91, 186,029.14 and 39,792.10 is: 59,659.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,079.91 : 186,029.14 = 39,792.10 : x
  2. Step 2: Convert to fraction form
    124,079.91/186,029.14 = 39,792.10/x
  3. Step 3: Cross multiply
    124,079.91x = 186,029.14 × 39,792.10
  4. Step 4: Simplify right side
    124,079.91x = 7,402,490,141.79
  5. Step 5: Solve for x
    x = 7,402,490,141.79/124,079.91
  6. Step 6: Final answer
    x = 59,659.05

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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.