Home / 40,459.88-55,861.18-26,126.12

Finding the Fourth Proportional to 40,459.88, 55,861.18 and 26,126.12

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Solution

The fourth proportional to 40,459.88, 55,861.18 and 26,126.12 is: 36,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459.88 : 55,861.18 = 26,126.12 : x
  2. Step 2: Convert to fraction form
    40,459.88/55,861.18 = 26,126.12/x
  3. Step 3: Cross multiply
    40,459.88x = 55,861.18 × 26,126.12
  4. Step 4: Simplify right side
    40,459.88x = 1,459,435,892.02
  5. Step 5: Solve for x
    x = 1,459,435,892.02/40,459.88
  6. Step 6: Final answer
    x = 36,071.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.