Home / 130,572.61-195,872.99-55,700.66

Finding the Fourth Proportional to 130,572.61, 195,872.99 and 55,700.66

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Solution

The fourth proportional to 130,572.61, 195,872.99 and 55,700.66 is: 83,557.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,572.61 : 195,872.99 = 55,700.66 : x
  2. Step 2: Convert to fraction form
    130,572.61/195,872.99 = 55,700.66/x
  3. Step 3: Cross multiply
    130,572.61x = 195,872.99 × 55,700.66
  4. Step 4: Simplify right side
    130,572.61x = 10,910,255,030.35
  5. Step 5: Solve for x
    x = 10,910,255,030.35/130,572.61
  6. Step 6: Final answer
    x = 83,557.00

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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.