Home / 54,543.92-75,266.16-30,666.10

Finding the Fourth Proportional to 54,543.92, 75,266.16 and 30,666.10

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Solution

The fourth proportional to 54,543.92, 75,266.16 and 30,666.10 is: 42,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,543.92 : 75,266.16 = 30,666.10 : x
  2. Step 2: Convert to fraction form
    54,543.92/75,266.16 = 30,666.10/x
  3. Step 3: Cross multiply
    54,543.92x = 75,266.16 × 30,666.10
  4. Step 4: Simplify right side
    54,543.92x = 2,308,119,589.18
  5. Step 5: Solve for x
    x = 2,308,119,589.18/54,543.92
  6. Step 6: Final answer
    x = 42,316.72

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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.