Home / 102,506.18-153,760.28-35,947.89

Finding the Fourth Proportional to 102,506.18, 153,760.28 and 35,947.89

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Solution

The fourth proportional to 102,506.18, 153,760.28 and 35,947.89 is: 53,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,506.18 : 153,760.28 = 35,947.89 : x
  2. Step 2: Convert to fraction form
    102,506.18/153,760.28 = 35,947.89/x
  3. Step 3: Cross multiply
    102,506.18x = 153,760.28 × 35,947.89
  4. Step 4: Simplify right side
    102,506.18x = 5,527,357,452.07
  5. Step 5: Solve for x
    x = 5,527,357,452.07/102,506.18
  6. Step 6: Final answer
    x = 53,922.19

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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.