Home / 40,690.14-56,158.07-29,396.17

Finding the Fourth Proportional to 40,690.14, 56,158.07 and 29,396.17

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Solution

The fourth proportional to 40,690.14, 56,158.07 and 29,396.17 is: 40,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,690.14 : 56,158.07 = 29,396.17 : x
  2. Step 2: Convert to fraction form
    40,690.14/56,158.07 = 29,396.17/x
  3. Step 3: Cross multiply
    40,690.14x = 56,158.07 × 29,396.17
  4. Step 4: Simplify right side
    40,690.14x = 1,650,832,172.59
  5. Step 5: Solve for x
    x = 1,650,832,172.59/40,690.14
  6. Step 6: Final answer
    x = 40,570.82

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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.