Home / 42,979.74-64,506.50-24,278.14

Finding the Fourth Proportional to 42,979.74, 64,506.50 and 24,278.14

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Solution

The fourth proportional to 42,979.74, 64,506.50 and 24,278.14 is: 36,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,979.74 : 64,506.50 = 24,278.14 : x
  2. Step 2: Convert to fraction form
    42,979.74/64,506.50 = 24,278.14/x
  3. Step 3: Cross multiply
    42,979.74x = 64,506.50 × 24,278.14
  4. Step 4: Simplify right side
    42,979.74x = 1,566,097,837.91
  5. Step 5: Solve for x
    x = 1,566,097,837.91/42,979.74
  6. Step 6: Final answer
    x = 36,438.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.