Home / 88,379.04-121,963.56-48,093.08

Finding the Fourth Proportional to 88,379.04, 121,963.56 and 48,093.08

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Solution

The fourth proportional to 88,379.04, 121,963.56 and 48,093.08 is: 66,368.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,379.04 : 121,963.56 = 48,093.08 : x
  2. Step 2: Convert to fraction form
    88,379.04/121,963.56 = 48,093.08/x
  3. Step 3: Cross multiply
    88,379.04x = 121,963.56 × 48,093.08
  4. Step 4: Simplify right side
    88,379.04x = 5,865,603,248.16
  5. Step 5: Solve for x
    x = 5,865,603,248.16/88,379.04
  6. Step 6: Final answer
    x = 66,368.71

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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.