Home / 107,814.04-161,750.24-61,099.72

Finding the Fourth Proportional to 107,814.04, 161,750.24 and 61,099.72

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Solution

The fourth proportional to 107,814.04, 161,750.24 and 61,099.72 is: 91,666.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,814.04 : 161,750.24 = 61,099.72 : x
  2. Step 2: Convert to fraction form
    107,814.04/161,750.24 = 61,099.72/x
  3. Step 3: Cross multiply
    107,814.04x = 161,750.24 × 61,099.72
  4. Step 4: Simplify right side
    107,814.04x = 9,882,894,373.93
  5. Step 5: Solve for x
    x = 9,882,894,373.93/107,814.04
  6. Step 6: Final answer
    x = 91,666.12

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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.