Home / 89,159.67-123,040.08-48,875.13

Finding the Fourth Proportional to 89,159.67, 123,040.08 and 48,875.13

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Solution

The fourth proportional to 89,159.67, 123,040.08 and 48,875.13 is: 67,447.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,159.67 : 123,040.08 = 48,875.13 : x
  2. Step 2: Convert to fraction form
    89,159.67/123,040.08 = 48,875.13/x
  3. Step 3: Cross multiply
    89,159.67x = 123,040.08 × 48,875.13
  4. Step 4: Simplify right side
    89,159.67x = 6,013,599,905.21
  5. Step 5: Solve for x
    x = 6,013,599,905.21/89,159.67
  6. Step 6: Final answer
    x = 67,447.53

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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.