Home / 90,436.52-124,803.88-50,151.96

Finding the Fourth Proportional to 90,436.52, 124,803.88 and 50,151.96

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Solution

The fourth proportional to 90,436.52, 124,803.88 and 50,151.96 is: 69,210.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,436.52 : 124,803.88 = 50,151.96 : x
  2. Step 2: Convert to fraction form
    90,436.52/124,803.88 = 50,151.96/x
  3. Step 3: Cross multiply
    90,436.52x = 124,803.88 × 50,151.96
  4. Step 4: Simplify right side
    90,436.52x = 6,259,159,197.60
  5. Step 5: Solve for x
    x = 6,259,159,197.60/90,436.52
  6. Step 6: Final answer
    x = 69,210.53

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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.