Home / 88,182.52-121,689.48-50,454.34

Finding the Fourth Proportional to 88,182.52, 121,689.48 and 50,454.34

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Solution

The fourth proportional to 88,182.52, 121,689.48 and 50,454.34 is: 69,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,182.52 : 121,689.48 = 50,454.34 : x
  2. Step 2: Convert to fraction form
    88,182.52/121,689.48 = 50,454.34/x
  3. Step 3: Cross multiply
    88,182.52x = 121,689.48 × 50,454.34
  4. Step 4: Simplify right side
    88,182.52x = 6,139,762,398.34
  5. Step 5: Solve for x
    x = 6,139,762,398.34/88,182.52
  6. Step 6: Final answer
    x = 69,625.62

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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.