Home / 40,417.12-60,586.80-20,704.96

Finding the Fourth Proportional to 40,417.12, 60,586.80 and 20,704.96

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Solution

The fourth proportional to 40,417.12, 60,586.80 and 20,704.96 is: 31,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,417.12 : 60,586.80 = 20,704.96 : x
  2. Step 2: Convert to fraction form
    40,417.12/60,586.80 = 20,704.96/x
  3. Step 3: Cross multiply
    40,417.12x = 60,586.80 × 20,704.96
  4. Step 4: Simplify right side
    40,417.12x = 1,254,447,270.53
  5. Step 5: Solve for x
    x = 1,254,447,270.53/40,417.12
  6. Step 6: Final answer
    x = 31,037.52

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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.