Home / 129,927.60-194,833.80-59,828.40

Finding the Fourth Proportional to 129,927.60, 194,833.80 and 59,828.40

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Solution

The fourth proportional to 129,927.60, 194,833.80 and 59,828.40 is: 89,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,927.60 : 194,833.80 = 59,828.40 : x
  2. Step 2: Convert to fraction form
    129,927.60/194,833.80 = 59,828.40/x
  3. Step 3: Cross multiply
    129,927.60x = 194,833.80 × 59,828.40
  4. Step 4: Simplify right side
    129,927.60x = 11,656,594,519.92
  5. Step 5: Solve for x
    x = 11,656,594,519.92/129,927.60
  6. Step 6: Final answer
    x = 89,716.08

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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.