Home / 88,924.23-132,752.47-85,809.58

Finding the Fourth Proportional to 88,924.23, 132,752.47 and 85,809.58

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Solution

The fourth proportional to 88,924.23, 132,752.47 and 85,809.58 is: 128,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,924.23 : 132,752.47 = 85,809.58 : x
  2. Step 2: Convert to fraction form
    88,924.23/132,752.47 = 85,809.58/x
  3. Step 3: Cross multiply
    88,924.23x = 132,752.47 × 85,809.58
  4. Step 4: Simplify right side
    88,924.23x = 11,391,433,309.15
  5. Step 5: Solve for x
    x = 11,391,433,309.15/88,924.23
  6. Step 6: Final answer
    x = 128,102.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.