Home / 81,594.55-112,672.28-51,020.04

Finding the Fourth Proportional to 81,594.55, 112,672.28 and 51,020.04

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Solution

The fourth proportional to 81,594.55, 112,672.28 and 51,020.04 is: 70,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,594.55 : 112,672.28 = 51,020.04 : x
  2. Step 2: Convert to fraction form
    81,594.55/112,672.28 = 51,020.04/x
  3. Step 3: Cross multiply
    81,594.55x = 112,672.28 × 51,020.04
  4. Step 4: Simplify right side
    81,594.55x = 5,748,544,360.04
  5. Step 5: Solve for x
    x = 5,748,544,360.04/81,594.55
  6. Step 6: Final answer
    x = 70,452.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.