Home / 40,899.84-56,427.08-26,760.90

Finding the Fourth Proportional to 40,899.84, 56,427.08 and 26,760.90

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Solution

The fourth proportional to 40,899.84, 56,427.08 and 26,760.90 is: 36,920.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,899.84 : 56,427.08 = 26,760.90 : x
  2. Step 2: Convert to fraction form
    40,899.84/56,427.08 = 26,760.90/x
  3. Step 3: Cross multiply
    40,899.84x = 56,427.08 × 26,760.90
  4. Step 4: Simplify right side
    40,899.84x = 1,510,039,445.17
  5. Step 5: Solve for x
    x = 1,510,039,445.17/40,899.84
  6. Step 6: Final answer
    x = 36,920.42

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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.