Home / 40,395.99-60,540.52-31,000.11

Finding the Fourth Proportional to 40,395.99, 60,540.52 and 31,000.11

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Solution

The fourth proportional to 40,395.99, 60,540.52 and 31,000.11 is: 46,459.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.99 : 60,540.52 = 31,000.11 : x
  2. Step 2: Convert to fraction form
    40,395.99/60,540.52 = 31,000.11/x
  3. Step 3: Cross multiply
    40,395.99x = 60,540.52 × 31,000.11
  4. Step 4: Simplify right side
    40,395.99x = 1,876,762,779.46
  5. Step 5: Solve for x
    x = 1,876,762,779.46/40,395.99
  6. Step 6: Final answer
    x = 46,459.14

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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.