Home / 83,754.17-115,590.58-49,762.93

Finding the Fourth Proportional to 83,754.17, 115,590.58 and 49,762.93

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Solution

The fourth proportional to 83,754.17, 115,590.58 and 49,762.93 is: 68,678.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,754.17 : 115,590.58 = 49,762.93 : x
  2. Step 2: Convert to fraction form
    83,754.17/115,590.58 = 49,762.93/x
  3. Step 3: Cross multiply
    83,754.17x = 115,590.58 × 49,762.93
  4. Step 4: Simplify right side
    83,754.17x = 5,752,125,692.38
  5. Step 5: Solve for x
    x = 5,752,125,692.38/83,754.17
  6. Step 6: Final answer
    x = 68,678.68

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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.