Home / 54,460.98-75,152.43-30,589.86

Finding the Fourth Proportional to 54,460.98, 75,152.43 and 30,589.86

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Solution

The fourth proportional to 54,460.98, 75,152.43 and 30,589.86 is: 42,211.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,460.98 : 75,152.43 = 30,589.86 : x
  2. Step 2: Convert to fraction form
    54,460.98/75,152.43 = 30,589.86/x
  3. Step 3: Cross multiply
    54,460.98x = 75,152.43 × 30,589.86
  4. Step 4: Simplify right side
    54,460.98x = 2,298,902,312.36
  5. Step 5: Solve for x
    x = 2,298,902,312.36/54,460.98
  6. Step 6: Final answer
    x = 42,211.92

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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.