Home / 102,241.85-153,338.92-39,038.76

Finding the Fourth Proportional to 102,241.85, 153,338.92 and 39,038.76

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Solution

The fourth proportional to 102,241.85, 153,338.92 and 39,038.76 is: 58,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,241.85 : 153,338.92 = 39,038.76 : x
  2. Step 2: Convert to fraction form
    102,241.85/153,338.92 = 39,038.76/x
  3. Step 3: Cross multiply
    102,241.85x = 153,338.92 × 39,038.76
  4. Step 4: Simplify right side
    102,241.85x = 5,986,161,418.54
  5. Step 5: Solve for x
    x = 5,986,161,418.54/102,241.85
  6. Step 6: Final answer
    x = 58,549.04

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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.