Home / 246,572.56-369,901.04-78,089.72

Finding the Fourth Proportional to 246,572.56, 369,901.04 and 78,089.72

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Solution

The fourth proportional to 246,572.56, 369,901.04 and 78,089.72 is: 117,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,572.56 : 369,901.04 = 78,089.72 : x
  2. Step 2: Convert to fraction form
    246,572.56/369,901.04 = 78,089.72/x
  3. Step 3: Cross multiply
    246,572.56x = 369,901.04 × 78,089.72
  4. Step 4: Simplify right side
    246,572.56x = 28,885,468,641.31
  5. Step 5: Solve for x
    x = 28,885,468,641.31/246,572.56
  6. Step 6: Final answer
    x = 117,147.94

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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.