Home / 40,474.70-60,712.05-38,012.30

Finding the Fourth Proportional to 40,474.70, 60,712.05 and 38,012.30

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Solution

The fourth proportional to 40,474.70, 60,712.05 and 38,012.30 is: 57,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,474.70 : 60,712.05 = 38,012.30 : x
  2. Step 2: Convert to fraction form
    40,474.70/60,712.05 = 38,012.30/x
  3. Step 3: Cross multiply
    40,474.70x = 60,712.05 × 38,012.30
  4. Step 4: Simplify right side
    40,474.70x = 2,307,804,658.22
  5. Step 5: Solve for x
    x = 2,307,804,658.22/40,474.70
  6. Step 6: Final answer
    x = 57,018.45

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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.