Home / 156,174.24-234,357.69-61,387.77

Finding the Fourth Proportional to 156,174.24, 234,357.69 and 61,387.77

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Solution

The fourth proportional to 156,174.24, 234,357.69 and 61,387.77 is: 92,119.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,174.24 : 234,357.69 = 61,387.77 : x
  2. Step 2: Convert to fraction form
    156,174.24/234,357.69 = 61,387.77/x
  3. Step 3: Cross multiply
    156,174.24x = 234,357.69 × 61,387.77
  4. Step 4: Simplify right side
    156,174.24x = 14,386,695,971.45
  5. Step 5: Solve for x
    x = 14,386,695,971.45/156,174.24
  6. Step 6: Final answer
    x = 92,119.52

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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.