Home / 86,569.75-119,473.55-48,851.29

Finding the Fourth Proportional to 86,569.75, 119,473.55 and 48,851.29

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Solution

The fourth proportional to 86,569.75, 119,473.55 and 48,851.29 is: 67,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,569.75 : 119,473.55 = 48,851.29 : x
  2. Step 2: Convert to fraction form
    86,569.75/119,473.55 = 48,851.29/x
  3. Step 3: Cross multiply
    86,569.75x = 119,473.55 × 48,851.29
  4. Step 4: Simplify right side
    86,569.75x = 5,836,437,038.38
  5. Step 5: Solve for x
    x = 5,836,437,038.38/86,569.75
  6. Step 6: Final answer
    x = 67,418.90

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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.