Home / 55,860.08-77,087.24-30,366.65

Finding the Fourth Proportional to 55,860.08, 77,087.24 and 30,366.65

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Solution

The fourth proportional to 55,860.08, 77,087.24 and 30,366.65 is: 41,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,860.08 : 77,087.24 = 30,366.65 : x
  2. Step 2: Convert to fraction form
    55,860.08/77,087.24 = 30,366.65/x
  3. Step 3: Cross multiply
    55,860.08x = 77,087.24 × 30,366.65
  4. Step 4: Simplify right side
    55,860.08x = 2,340,881,236.55
  5. Step 5: Solve for x
    x = 2,340,881,236.55/55,860.08
  6. Step 6: Final answer
    x = 41,906.16

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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.