Home / 137,097.04-205,675.84-58,278.64

Finding the Fourth Proportional to 137,097.04, 205,675.84 and 58,278.64

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Solution

The fourth proportional to 137,097.04, 205,675.84 and 58,278.64 is: 87,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,097.04 : 205,675.84 = 58,278.64 : x
  2. Step 2: Convert to fraction form
    137,097.04/205,675.84 = 58,278.64/x
  3. Step 3: Cross multiply
    137,097.04x = 205,675.84 × 58,278.64
  4. Step 4: Simplify right side
    137,097.04x = 11,986,508,236.06
  5. Step 5: Solve for x
    x = 11,986,508,236.06/137,097.04
  6. Step 6: Final answer
    x = 87,430.83

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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.