Home / 88,514.92-122,089.80-52,677.28

Finding the Fourth Proportional to 88,514.92, 122,089.80 and 52,677.28

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Solution

The fourth proportional to 88,514.92, 122,089.80 and 52,677.28 is: 72,658.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,514.92 : 122,089.80 = 52,677.28 : x
  2. Step 2: Convert to fraction form
    88,514.92/122,089.80 = 52,677.28/x
  3. Step 3: Cross multiply
    88,514.92x = 122,089.80 × 52,677.28
  4. Step 4: Simplify right side
    88,514.92x = 6,431,358,579.74
  5. Step 5: Solve for x
    x = 6,431,358,579.74/88,514.92
  6. Step 6: Final answer
    x = 72,658.47

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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.