Home / 129,767.40-194,586.30-59,567.40

Finding the Fourth Proportional to 129,767.40, 194,586.30 and 59,567.40

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Solution

The fourth proportional to 129,767.40, 194,586.30 and 59,567.40 is: 89,321.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,767.40 : 194,586.30 = 59,567.40 : x
  2. Step 2: Convert to fraction form
    129,767.40/194,586.30 = 59,567.40/x
  3. Step 3: Cross multiply
    129,767.40x = 194,586.30 × 59,567.40
  4. Step 4: Simplify right side
    129,767.40x = 11,590,999,966.62
  5. Step 5: Solve for x
    x = 11,590,999,966.62/129,767.40
  6. Step 6: Final answer
    x = 89,321.35

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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.