Home / 88,347.58-121,919.57-48,061.25

Finding the Fourth Proportional to 88,347.58, 121,919.57 and 48,061.25

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Solution

The fourth proportional to 88,347.58, 121,919.57 and 48,061.25 is: 66,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,347.58 : 121,919.57 = 48,061.25 : x
  2. Step 2: Convert to fraction form
    88,347.58/121,919.57 = 48,061.25/x
  3. Step 3: Cross multiply
    88,347.58x = 121,919.57 × 48,061.25
  4. Step 4: Simplify right side
    88,347.58x = 5,859,606,998.16
  5. Step 5: Solve for x
    x = 5,859,606,998.16/88,347.58
  6. Step 6: Final answer
    x = 66,324.48

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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.