Home / 49,586.99-68,436.29-30,726.95

Finding the Fourth Proportional to 49,586.99, 68,436.29 and 30,726.95

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Solution

The fourth proportional to 49,586.99, 68,436.29 and 30,726.95 is: 42,407.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,586.99 : 68,436.29 = 30,726.95 : x
  2. Step 2: Convert to fraction form
    49,586.99/68,436.29 = 30,726.95/x
  3. Step 3: Cross multiply
    49,586.99x = 68,436.29 × 30,726.95
  4. Step 4: Simplify right side
    49,586.99x = 2,102,838,195.65
  5. Step 5: Solve for x
    x = 2,102,838,195.65/49,586.99
  6. Step 6: Final answer
    x = 42,407.06

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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.