Home / 89,248.02-123,163.20-48,960.74

Finding the Fourth Proportional to 89,248.02, 123,163.20 and 48,960.74

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Solution

The fourth proportional to 89,248.02, 123,163.20 and 48,960.74 is: 67,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,248.02 : 123,163.20 = 48,960.74 : x
  2. Step 2: Convert to fraction form
    89,248.02/123,163.20 = 48,960.74/x
  3. Step 3: Cross multiply
    89,248.02x = 123,163.20 × 48,960.74
  4. Step 4: Simplify right side
    89,248.02x = 6,030,161,412.77
  5. Step 5: Solve for x
    x = 6,030,161,412.77/89,248.02
  6. Step 6: Final answer
    x = 67,566.33

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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.