Home / 178,437.86-267,572.06-103,580.96

Finding the Fourth Proportional to 178,437.86, 267,572.06 and 103,580.96

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Solution

The fourth proportional to 178,437.86, 267,572.06 and 103,580.96 is: 155,322.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,437.86 : 267,572.06 = 103,580.96 : x
  2. Step 2: Convert to fraction form
    178,437.86/267,572.06 = 103,580.96/x
  3. Step 3: Cross multiply
    178,437.86x = 267,572.06 × 103,580.96
  4. Step 4: Simplify right side
    178,437.86x = 27,715,370,843.98
  5. Step 5: Solve for x
    x = 27,715,370,843.98/178,437.86
  6. Step 6: Final answer
    x = 155,322.26

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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.