Home / 325,316.60-487,854.16-112,024.96

Finding the Fourth Proportional to 325,316.60, 487,854.16 and 112,024.96

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Solution

The fourth proportional to 325,316.60, 487,854.16 and 112,024.96 is: 167,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,316.60 : 487,854.16 = 112,024.96 : x
  2. Step 2: Convert to fraction form
    325,316.60/487,854.16 = 112,024.96/x
  3. Step 3: Cross multiply
    325,316.60x = 487,854.16 × 112,024.96
  4. Step 4: Simplify right side
    325,316.60x = 54,651,842,759.83
  5. Step 5: Solve for x
    x = 54,651,842,759.83/325,316.60
  6. Step 6: Final answer
    x = 167,995.86

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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.