Home / 40,690.16-60,985.96-17,267.40

Finding the Fourth Proportional to 40,690.16, 60,985.96 and 17,267.40

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Solution

The fourth proportional to 40,690.16, 60,985.96 and 17,267.40 is: 25,880.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,690.16 : 60,985.96 = 17,267.40 : x
  2. Step 2: Convert to fraction form
    40,690.16/60,985.96 = 17,267.40/x
  3. Step 3: Cross multiply
    40,690.16x = 60,985.96 × 17,267.40
  4. Step 4: Simplify right side
    40,690.16x = 1,053,068,965.70
  5. Step 5: Solve for x
    x = 1,053,068,965.70/40,690.16
  6. Step 6: Final answer
    x = 25,880.19

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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.