Home / 40,277.40-60,416.10-39,586.20

Finding the Fourth Proportional to 40,277.40, 60,416.10 and 39,586.20

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Solution

The fourth proportional to 40,277.40, 60,416.10 and 39,586.20 is: 59,379.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277.40 : 60,416.10 = 39,586.20 : x
  2. Step 2: Convert to fraction form
    40,277.40/60,416.10 = 39,586.20/x
  3. Step 3: Cross multiply
    40,277.40x = 60,416.10 × 39,586.20
  4. Step 4: Simplify right side
    40,277.40x = 2,391,643,817.82
  5. Step 5: Solve for x
    x = 2,391,643,817.82/40,277.40
  6. Step 6: Final answer
    x = 59,379.30

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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.