Home / 61,521.28-84,900.16-36,370.56

Finding the Fourth Proportional to 61,521.28, 84,900.16 and 36,370.56

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Solution

The fourth proportional to 61,521.28, 84,900.16 and 36,370.56 is: 50,191.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,521.28 : 84,900.16 = 36,370.56 : x
  2. Step 2: Convert to fraction form
    61,521.28/84,900.16 = 36,370.56/x
  3. Step 3: Cross multiply
    61,521.28x = 84,900.16 × 36,370.56
  4. Step 4: Simplify right side
    61,521.28x = 3,087,866,363.29
  5. Step 5: Solve for x
    x = 3,087,866,363.29/61,521.28
  6. Step 6: Final answer
    x = 50,191.84

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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.