Home / 110,424.45-165,613.90-31,521.14

Finding the Fourth Proportional to 110,424.45, 165,613.90 and 31,521.14

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Solution

The fourth proportional to 110,424.45, 165,613.90 and 31,521.14 is: 47,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,424.45 : 165,613.90 = 31,521.14 : x
  2. Step 2: Convert to fraction form
    110,424.45/165,613.90 = 31,521.14/x
  3. Step 3: Cross multiply
    110,424.45x = 165,613.90 × 31,521.14
  4. Step 4: Simplify right side
    110,424.45x = 5,220,338,927.85
  5. Step 5: Solve for x
    x = 5,220,338,927.85/110,424.45
  6. Step 6: Final answer
    x = 47,275.21

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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.