Home / 129,790.08-194,655.76-59,601.92

Finding the Fourth Proportional to 129,790.08, 194,655.76 and 59,601.92

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Solution

The fourth proportional to 129,790.08, 194,655.76 and 59,601.92 is: 89,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,790.08 : 194,655.76 = 59,601.92 : x
  2. Step 2: Convert to fraction form
    129,790.08/194,655.76 = 59,601.92/x
  3. Step 3: Cross multiply
    129,790.08x = 194,655.76 × 59,601.92
  4. Step 4: Simplify right side
    129,790.08x = 11,601,857,035.06
  5. Step 5: Solve for x
    x = 11,601,857,035.06/129,790.08
  6. Step 6: Final answer
    x = 89,389.40

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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.