Home / 153,285.33-211,552.17-92,854.20

Finding the Fourth Proportional to 153,285.33, 211,552.17 and 92,854.20

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Solution

The fourth proportional to 153,285.33, 211,552.17 and 92,854.20 is: 128,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,285.33 : 211,552.17 = 92,854.20 : x
  2. Step 2: Convert to fraction form
    153,285.33/211,552.17 = 92,854.20/x
  3. Step 3: Cross multiply
    153,285.33x = 211,552.17 × 92,854.20
  4. Step 4: Simplify right side
    153,285.33x = 19,643,507,503.61
  5. Step 5: Solve for x
    x = 19,643,507,503.61/153,285.33
  6. Step 6: Final answer
    x = 128,149.95

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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.