Home / 88,011.92-121,454.28-50,282.96

Finding the Fourth Proportional to 88,011.92, 121,454.28 and 50,282.96

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Solution

The fourth proportional to 88,011.92, 121,454.28 and 50,282.96 is: 69,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,011.92 : 121,454.28 = 50,282.96 : x
  2. Step 2: Convert to fraction form
    88,011.92/121,454.28 = 50,282.96/x
  3. Step 3: Cross multiply
    88,011.92x = 121,454.28 × 50,282.96
  4. Step 4: Simplify right side
    88,011.92x = 6,107,080,703.07
  5. Step 5: Solve for x
    x = 6,107,080,703.07/88,011.92
  6. Step 6: Final answer
    x = 69,389.25

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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.