Home / 90,700.64-136,051.26-27,521.29

Finding the Fourth Proportional to 90,700.64, 136,051.26 and 27,521.29

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Solution

The fourth proportional to 90,700.64, 136,051.26 and 27,521.29 is: 41,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,700.64 : 136,051.26 = 27,521.29 : x
  2. Step 2: Convert to fraction form
    90,700.64/136,051.26 = 27,521.29/x
  3. Step 3: Cross multiply
    90,700.64x = 136,051.26 × 27,521.29
  4. Step 4: Simplify right side
    90,700.64x = 3,744,306,248.18
  5. Step 5: Solve for x
    x = 3,744,306,248.18/90,700.64
  6. Step 6: Final answer
    x = 41,282.03

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1.5x scale

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.