Home / 55,934.33-77,188.57-30,783.83

Finding the Fourth Proportional to 55,934.33, 77,188.57 and 30,783.83

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Solution

The fourth proportional to 55,934.33, 77,188.57 and 30,783.83 is: 42,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,934.33 : 77,188.57 = 30,783.83 : x
  2. Step 2: Convert to fraction form
    55,934.33/77,188.57 = 30,783.83/x
  3. Step 3: Cross multiply
    55,934.33x = 77,188.57 × 30,783.83
  4. Step 4: Simplify right side
    55,934.33x = 2,376,159,353.92
  5. Step 5: Solve for x
    x = 2,376,159,353.92/55,934.33
  6. Step 6: Final answer
    x = 42,481.24

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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.