Home / 116,565.24-160,885.56-74,115.48

Finding the Fourth Proportional to 116,565.24, 160,885.56 and 74,115.48

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Solution

The fourth proportional to 116,565.24, 160,885.56 and 74,115.48 is: 102,295.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,565.24 : 160,885.56 = 74,115.48 : x
  2. Step 2: Convert to fraction form
    116,565.24/160,885.56 = 74,115.48/x
  3. Step 3: Cross multiply
    116,565.24x = 160,885.56 × 74,115.48
  4. Step 4: Simplify right side
    116,565.24x = 11,924,110,504.47
  5. Step 5: Solve for x
    x = 11,924,110,504.47/116,565.24
  6. Step 6: Final answer
    x = 102,295.59

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1.5x scale

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.