Home / 42,372.48-63,547.99-17,419.42

Finding the Fourth Proportional to 42,372.48, 63,547.99 and 17,419.42

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Solution

The fourth proportional to 42,372.48, 63,547.99 and 17,419.42 is: 26,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,372.48 : 63,547.99 = 17,419.42 : x
  2. Step 2: Convert to fraction form
    42,372.48/63,547.99 = 17,419.42/x
  3. Step 3: Cross multiply
    42,372.48x = 63,547.99 × 17,419.42
  4. Step 4: Simplify right side
    42,372.48x = 1,106,969,127.97
  5. Step 5: Solve for x
    x = 1,106,969,127.97/42,372.48
  6. Step 6: Final answer
    x = 26,124.72

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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.