Home / 88,367.58-121,951.53-50,641.92

Finding the Fourth Proportional to 88,367.58, 121,951.53 and 50,641.92

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Solution

The fourth proportional to 88,367.58, 121,951.53 and 50,641.92 is: 69,888.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,367.58 : 121,951.53 = 50,641.92 : x
  2. Step 2: Convert to fraction form
    88,367.58/121,951.53 = 50,641.92/x
  3. Step 3: Cross multiply
    88,367.58x = 121,951.53 × 50,641.92
  4. Step 4: Simplify right side
    88,367.58x = 6,175,859,626.14
  5. Step 5: Solve for x
    x = 6,175,859,626.14/88,367.58
  6. Step 6: Final answer
    x = 69,888.30

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1.5x scale

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.