Home / 132,452.52-182,783.48-72,023.20

Finding the Fourth Proportional to 132,452.52, 182,783.48 and 72,023.20

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Solution

The fourth proportional to 132,452.52, 182,783.48 and 72,023.20 is: 99,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,452.52 : 182,783.48 = 72,023.20 : x
  2. Step 2: Convert to fraction form
    132,452.52/182,783.48 = 72,023.20/x
  3. Step 3: Cross multiply
    132,452.52x = 182,783.48 × 72,023.20
  4. Step 4: Simplify right side
    132,452.52x = 13,164,651,136.74
  5. Step 5: Solve for x
    x = 13,164,651,136.74/132,452.52
  6. Step 6: Final answer
    x = 99,391.47

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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.