Home / 98,849.89-136,412.61-53,527.87

Finding the Fourth Proportional to 98,849.89, 136,412.61 and 53,527.87

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Solution

The fourth proportional to 98,849.89, 136,412.61 and 53,527.87 is: 73,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,849.89 : 136,412.61 = 53,527.87 : x
  2. Step 2: Convert to fraction form
    98,849.89/136,412.61 = 53,527.87/x
  3. Step 3: Cross multiply
    98,849.89x = 136,412.61 × 53,527.87
  4. Step 4: Simplify right side
    98,849.89x = 7,301,876,454.44
  5. Step 5: Solve for x
    x = 7,301,876,454.44/98,849.89
  6. Step 6: Final answer
    x = 73,868.33

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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.