Home / 217,141.86-325,508.67-117,152.22

Finding the Fourth Proportional to 217,141.86, 325,508.67 and 117,152.22

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Solution

The fourth proportional to 217,141.86, 325,508.67 and 117,152.22 is: 175,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,141.86 : 325,508.67 = 117,152.22 : x
  2. Step 2: Convert to fraction form
    217,141.86/325,508.67 = 117,152.22/x
  3. Step 3: Cross multiply
    217,141.86x = 325,508.67 × 117,152.22
  4. Step 4: Simplify right side
    217,141.86x = 38,134,063,319.75
  5. Step 5: Solve for x
    x = 38,134,063,319.75/217,141.86
  6. Step 6: Final answer
    x = 175,618.20

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1.5x scale

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.