Home / 62,707.05-86,569.31-48,335.42

Finding the Fourth Proportional to 62,707.05, 86,569.31 and 48,335.42

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Solution

The fourth proportional to 62,707.05, 86,569.31 and 48,335.42 is: 66,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,707.05 : 86,569.31 = 48,335.42 : x
  2. Step 2: Convert to fraction form
    62,707.05/86,569.31 = 48,335.42/x
  3. Step 3: Cross multiply
    62,707.05x = 86,569.31 × 48,335.42
  4. Step 4: Simplify right side
    62,707.05x = 4,184,363,283.44
  5. Step 5: Solve for x
    x = 4,184,363,283.44/62,707.05
  6. Step 6: Final answer
    x = 66,728.75

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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.