Home / 176,445.26-264,632.91-86,449.46

Finding the Fourth Proportional to 176,445.26, 264,632.91 and 86,449.46

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Solution

The fourth proportional to 176,445.26, 264,632.91 and 86,449.46 is: 129,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,445.26 : 264,632.91 = 86,449.46 : x
  2. Step 2: Convert to fraction form
    176,445.26/264,632.91 = 86,449.46/x
  3. Step 3: Cross multiply
    176,445.26x = 264,632.91 × 86,449.46
  4. Step 4: Simplify right side
    176,445.26x = 22,877,372,167.73
  5. Step 5: Solve for x
    x = 22,877,372,167.73/176,445.26
  6. Step 6: Final answer
    x = 129,657.05

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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.