Home / 162,264.02-223,909.53-90,634.10

Finding the Fourth Proportional to 162,264.02, 223,909.53 and 90,634.10

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Solution

The fourth proportional to 162,264.02, 223,909.53 and 90,634.10 is: 125,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,264.02 : 223,909.53 = 90,634.10 : x
  2. Step 2: Convert to fraction form
    162,264.02/223,909.53 = 90,634.10/x
  3. Step 3: Cross multiply
    162,264.02x = 223,909.53 × 90,634.10
  4. Step 4: Simplify right side
    162,264.02x = 20,293,838,732.97
  5. Step 5: Solve for x
    x = 20,293,838,732.97/162,264.02
  6. Step 6: Final answer
    x = 125,066.78

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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.