Home / 134,497.53-185,607.92-74,070.05

Finding the Fourth Proportional to 134,497.53, 185,607.92 and 74,070.05

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Solution

The fourth proportional to 134,497.53, 185,607.92 and 74,070.05 is: 102,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,497.53 : 185,607.92 = 74,070.05 : x
  2. Step 2: Convert to fraction form
    134,497.53/185,607.92 = 74,070.05/x
  3. Step 3: Cross multiply
    134,497.53x = 185,607.92 × 74,070.05
  4. Step 4: Simplify right side
    134,497.53x = 13,747,987,171.93
  5. Step 5: Solve for x
    x = 13,747,987,171.93/134,497.53
  6. Step 6: Final answer
    x = 102,217.40

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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.