Home / 181,459.94-272,159.10-55,069.70

Finding the Fourth Proportional to 181,459.94, 272,159.10 and 55,069.70

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Solution

The fourth proportional to 181,459.94, 272,159.10 and 55,069.70 is: 82,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,459.94 : 272,159.10 = 55,069.70 : x
  2. Step 2: Convert to fraction form
    181,459.94/272,159.10 = 55,069.70/x
  3. Step 3: Cross multiply
    181,459.94x = 272,159.10 × 55,069.70
  4. Step 4: Simplify right side
    181,459.94x = 14,987,719,989.27
  5. Step 5: Solve for x
    x = 14,987,719,989.27/181,459.94
  6. Step 6: Final answer
    x = 82,595.20

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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.