Home / 83,554.02-125,335.17-30,951.21

Finding the Fourth Proportional to 83,554.02, 125,335.17 and 30,951.21

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Solution

The fourth proportional to 83,554.02, 125,335.17 and 30,951.21 is: 46,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,554.02 : 125,335.17 = 30,951.21 : x
  2. Step 2: Convert to fraction form
    83,554.02/125,335.17 = 30,951.21/x
  3. Step 3: Cross multiply
    83,554.02x = 125,335.17 × 30,951.21
  4. Step 4: Simplify right side
    83,554.02x = 3,879,275,167.06
  5. Step 5: Solve for x
    x = 3,879,275,167.06/83,554.02
  6. Step 6: Final answer
    x = 46,428.35

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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.