Home / 90,465.03-124,841.79-50,177.43

Finding the Fourth Proportional to 90,465.03, 124,841.79 and 50,177.43

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Solution

The fourth proportional to 90,465.03, 124,841.79 and 50,177.43 is: 69,244.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,465.03 : 124,841.79 = 50,177.43 : x
  2. Step 2: Convert to fraction form
    90,465.03/124,841.79 = 50,177.43/x
  3. Step 3: Cross multiply
    90,465.03x = 124,841.79 × 50,177.43
  4. Step 4: Simplify right side
    90,465.03x = 6,264,240,178.80
  5. Step 5: Solve for x
    x = 6,264,240,178.80/90,465.03
  6. Step 6: Final answer
    x = 69,244.88

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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.