Home / 81,588.04-122,417.13-44,174.84

Finding the Fourth Proportional to 81,588.04, 122,417.13 and 44,174.84

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Solution

The fourth proportional to 81,588.04, 122,417.13 and 44,174.84 is: 66,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,588.04 : 122,417.13 = 44,174.84 : x
  2. Step 2: Convert to fraction form
    81,588.04/122,417.13 = 44,174.84/x
  3. Step 3: Cross multiply
    81,588.04x = 122,417.13 × 44,174.84
  4. Step 4: Simplify right side
    81,588.04x = 5,407,757,131.01
  5. Step 5: Solve for x
    x = 5,407,757,131.01/81,588.04
  6. Step 6: Final answer
    x = 66,281.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.