Home / 48,087.08-66,317.02-40,047.29

Finding the Fourth Proportional to 48,087.08, 66,317.02 and 40,047.29

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Solution

The fourth proportional to 48,087.08, 66,317.02 and 40,047.29 is: 55,229.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,087.08 : 66,317.02 = 40,047.29 : x
  2. Step 2: Convert to fraction form
    48,087.08/66,317.02 = 40,047.29/x
  3. Step 3: Cross multiply
    48,087.08x = 66,317.02 × 40,047.29
  4. Step 4: Simplify right side
    48,087.08x = 2,655,816,500.17
  5. Step 5: Solve for x
    x = 2,655,816,500.17/48,087.08
  6. Step 6: Final answer
    x = 55,229.32

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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.