Home / 103,081.01-154,539.50-58,728.65

Finding the Fourth Proportional to 103,081.01, 154,539.50 and 58,728.65

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Solution

The fourth proportional to 103,081.01, 154,539.50 and 58,728.65 is: 88,046.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,081.01 : 154,539.50 = 58,728.65 : x
  2. Step 2: Convert to fraction form
    103,081.01/154,539.50 = 58,728.65/x
  3. Step 3: Cross multiply
    103,081.01x = 154,539.50 × 58,728.65
  4. Step 4: Simplify right side
    103,081.01x = 9,075,895,140.33
  5. Step 5: Solve for x
    x = 9,075,895,140.33/103,081.01
  6. Step 6: Final answer
    x = 88,046.24

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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.