Home / 89,365.95-123,325.74-49,080.20

Finding the Fourth Proportional to 89,365.95, 123,325.74 and 49,080.20

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Solution

The fourth proportional to 89,365.95, 123,325.74 and 49,080.20 is: 67,731.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,365.95 : 123,325.74 = 49,080.20 : x
  2. Step 2: Convert to fraction form
    89,365.95/123,325.74 = 49,080.20/x
  3. Step 3: Cross multiply
    89,365.95x = 123,325.74 × 49,080.20
  4. Step 4: Simplify right side
    89,365.95x = 6,052,851,367.72
  5. Step 5: Solve for x
    x = 6,052,851,367.72/89,365.95
  6. Step 6: Final answer
    x = 67,731.07

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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.