Home / 166,073.47-249,149.75-53,753.70

Finding the Fourth Proportional to 166,073.47, 249,149.75 and 53,753.70

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Solution

The fourth proportional to 166,073.47, 249,149.75 and 53,753.70 is: 80,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,073.47 : 249,149.75 = 53,753.70 : x
  2. Step 2: Convert to fraction form
    166,073.47/249,149.75 = 53,753.70/x
  3. Step 3: Cross multiply
    166,073.47x = 249,149.75 × 53,753.70
  4. Step 4: Simplify right side
    166,073.47x = 13,392,721,582.12
  5. Step 5: Solve for x
    x = 13,392,721,582.12/166,073.47
  6. Step 6: Final answer
    x = 80,643.35

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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.