Home / 49,726.16-68,655.04-38,220.60

Finding the Fourth Proportional to 49,726.16, 68,655.04 and 38,220.60

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Solution

The fourth proportional to 49,726.16, 68,655.04 and 38,220.60 is: 52,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,726.16 : 68,655.04 = 38,220.60 : x
  2. Step 2: Convert to fraction form
    49,726.16/68,655.04 = 38,220.60/x
  3. Step 3: Cross multiply
    49,726.16x = 68,655.04 × 38,220.60
  4. Step 4: Simplify right side
    49,726.16x = 2,624,036,821.82
  5. Step 5: Solve for x
    x = 2,624,036,821.82/49,726.16
  6. Step 6: Final answer
    x = 52,769.75

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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.