Home / 129,360.83-194,041.28-58,200.35

Finding the Fourth Proportional to 129,360.83, 194,041.28 and 58,200.35

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Solution

The fourth proportional to 129,360.83, 194,041.28 and 58,200.35 is: 87,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,360.83 : 194,041.28 = 58,200.35 : x
  2. Step 2: Convert to fraction form
    129,360.83/194,041.28 = 58,200.35/x
  3. Step 3: Cross multiply
    129,360.83x = 194,041.28 × 58,200.35
  4. Step 4: Simplify right side
    129,360.83x = 11,293,269,585.74
  5. Step 5: Solve for x
    x = 11,293,269,585.74/129,360.83
  6. Step 6: Final answer
    x = 87,300.54

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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.