Home / 54,597.08-75,344.10-30,724.04

Finding the Fourth Proportional to 54,597.08, 75,344.10 and 30,724.04

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Solution

The fourth proportional to 54,597.08, 75,344.10 and 30,724.04 is: 42,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,597.08 : 75,344.10 = 30,724.04 : x
  2. Step 2: Convert to fraction form
    54,597.08/75,344.10 = 30,724.04/x
  3. Step 3: Cross multiply
    54,597.08x = 75,344.10 × 30,724.04
  4. Step 4: Simplify right side
    54,597.08x = 2,314,875,142.16
  5. Step 5: Solve for x
    x = 2,314,875,142.16/54,597.08
  6. Step 6: Final answer
    x = 42,399.25

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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.