Home / 124,079.68-186,117.12-35,333.76

Finding the Fourth Proportional to 124,079.68, 186,117.12 and 35,333.76

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Solution

The fourth proportional to 124,079.68, 186,117.12 and 35,333.76 is: 52,999.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,079.68 : 186,117.12 = 35,333.76 : x
  2. Step 2: Convert to fraction form
    124,079.68/186,117.12 = 35,333.76/x
  3. Step 3: Cross multiply
    124,079.68x = 186,117.12 × 35,333.76
  4. Step 4: Simplify right side
    124,079.68x = 6,576,217,649.97
  5. Step 5: Solve for x
    x = 6,576,217,649.97/124,079.68
  6. Step 6: Final answer
    x = 52,999.96

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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.