Home / 130,016.10-194,966.55-59,916.90

Finding the Fourth Proportional to 130,016.10, 194,966.55 and 59,916.90

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Solution

The fourth proportional to 130,016.10, 194,966.55 and 59,916.90 is: 89,848.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,016.10 : 194,966.55 = 59,916.90 : x
  2. Step 2: Convert to fraction form
    130,016.10/194,966.55 = 59,916.90/x
  3. Step 3: Cross multiply
    130,016.10x = 194,966.55 × 59,916.90
  4. Step 4: Simplify right side
    130,016.10x = 11,681,791,279.70
  5. Step 5: Solve for x
    x = 11,681,791,279.70/130,016.10
  6. Step 6: Final answer
    x = 89,848.81

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1.5x scale

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.