Home / 88,034.87-121,489.77-54,026.34

Finding the Fourth Proportional to 88,034.87, 121,489.77 and 54,026.34

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Solution

The fourth proportional to 88,034.87, 121,489.77 and 54,026.34 is: 74,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,034.87 : 121,489.77 = 54,026.34 : x
  2. Step 2: Convert to fraction form
    88,034.87/121,489.77 = 54,026.34/x
  3. Step 3: Cross multiply
    88,034.87x = 121,489.77 × 54,026.34
  4. Step 4: Simplify right side
    88,034.87x = 6,563,647,013.09
  5. Step 5: Solve for x
    x = 6,563,647,013.09/88,034.87
  6. Step 6: Final answer
    x = 74,557.36

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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.