Home / 94,409.24-130,285.12-54,123.88

Finding the Fourth Proportional to 94,409.24, 130,285.12 and 54,123.88

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Solution

The fourth proportional to 94,409.24, 130,285.12 and 54,123.88 is: 74,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,409.24 : 130,285.12 = 54,123.88 : x
  2. Step 2: Convert to fraction form
    94,409.24/130,285.12 = 54,123.88/x
  3. Step 3: Cross multiply
    94,409.24x = 130,285.12 × 54,123.88
  4. Step 4: Simplify right side
    94,409.24x = 7,051,536,200.67
  5. Step 5: Solve for x
    x = 7,051,536,200.67/94,409.24
  6. Step 6: Final answer
    x = 74,691.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.