Home / 55,376.08-76,418.76-30,225.52

Finding the Fourth Proportional to 55,376.08, 76,418.76 and 30,225.52

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Solution

The fourth proportional to 55,376.08, 76,418.76 and 30,225.52 is: 41,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,376.08 : 76,418.76 = 30,225.52 : x
  2. Step 2: Convert to fraction form
    55,376.08/76,418.76 = 30,225.52/x
  3. Step 3: Cross multiply
    55,376.08x = 76,418.76 × 30,225.52
  4. Step 4: Simplify right side
    55,376.08x = 2,309,796,758.76
  5. Step 5: Solve for x
    x = 2,309,796,758.76/55,376.08
  6. Step 6: Final answer
    x = 41,711.09

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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.