Home / 55,543.08-76,651.38-30,394.92

Finding the Fourth Proportional to 55,543.08, 76,651.38 and 30,394.92

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Solution

The fourth proportional to 55,543.08, 76,651.38 and 30,394.92 is: 41,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,543.08 : 76,651.38 = 30,394.92 : x
  2. Step 2: Convert to fraction form
    55,543.08/76,651.38 = 30,394.92/x
  3. Step 3: Cross multiply
    55,543.08x = 76,651.38 × 30,394.92
  4. Step 4: Simplify right side
    55,543.08x = 2,329,812,562.99
  5. Step 5: Solve for x
    x = 2,329,812,562.99/55,543.08
  6. Step 6: Final answer
    x = 41,946.05

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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.