Home / 89,270.40-123,189.02-48,983.16

Finding the Fourth Proportional to 89,270.40, 123,189.02 and 48,983.16

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Solution

The fourth proportional to 89,270.40, 123,189.02 and 48,983.16 is: 67,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,270.40 : 123,189.02 = 48,983.16 : x
  2. Step 2: Convert to fraction form
    89,270.40/123,189.02 = 48,983.16/x
  3. Step 3: Cross multiply
    89,270.40x = 123,189.02 × 48,983.16
  4. Step 4: Simplify right side
    89,270.40x = 6,034,187,599.36
  5. Step 5: Solve for x
    x = 6,034,187,599.36/89,270.40
  6. Step 6: Final answer
    x = 67,594.49

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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.