Home / 217,567.76-326,445.18-117,799.24

Finding the Fourth Proportional to 217,567.76, 326,445.18 and 117,799.24

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Solution

The fourth proportional to 217,567.76, 326,445.18 and 117,799.24 is: 176,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,567.76 : 326,445.18 = 117,799.24 : x
  2. Step 2: Convert to fraction form
    217,567.76/326,445.18 = 117,799.24/x
  3. Step 3: Cross multiply
    217,567.76x = 326,445.18 × 117,799.24
  4. Step 4: Simplify right side
    217,567.76x = 38,454,994,105.66
  5. Step 5: Solve for x
    x = 38,454,994,105.66/217,567.76
  6. Step 6: Final answer
    x = 176,749.51

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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.