Home / 29,095.20-40,146.54-17,156.88

Finding the Fourth Proportional to 29,095.20, 40,146.54 and 17,156.88

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Solution

The fourth proportional to 29,095.20, 40,146.54 and 17,156.88 is: 23,673.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,095.20 : 40,146.54 = 17,156.88 : x
  2. Step 2: Convert to fraction form
    29,095.20/40,146.54 = 17,156.88/x
  3. Step 3: Cross multiply
    29,095.20x = 40,146.54 × 17,156.88
  4. Step 4: Simplify right side
    29,095.20x = 688,789,369.20
  5. Step 5: Solve for x
    x = 688,789,369.20/29,095.20
  6. Step 6: Final answer
    x = 23,673.64

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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.