Home / 84,732.40-127,015.98-40,347.24

Finding the Fourth Proportional to 84,732.40, 127,015.98 and 40,347.24

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Solution

The fourth proportional to 84,732.40, 127,015.98 and 40,347.24 is: 60,481.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,732.40 : 127,015.98 = 40,347.24 : x
  2. Step 2: Convert to fraction form
    84,732.40/127,015.98 = 40,347.24/x
  3. Step 3: Cross multiply
    84,732.40x = 127,015.98 × 40,347.24
  4. Step 4: Simplify right side
    84,732.40x = 5,124,744,228.90
  5. Step 5: Solve for x
    x = 5,124,744,228.90/84,732.40
  6. Step 6: Final answer
    x = 60,481.52

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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.