Home / 51,888.30-77,833.68-18,607.68

Finding the Fourth Proportional to 51,888.30, 77,833.68 and 18,607.68

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Solution

The fourth proportional to 51,888.30, 77,833.68 and 18,607.68 is: 27,911.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,888.30 : 77,833.68 = 18,607.68 : x
  2. Step 2: Convert to fraction form
    51,888.30/77,833.68 = 18,607.68/x
  3. Step 3: Cross multiply
    51,888.30x = 77,833.68 × 18,607.68
  4. Step 4: Simplify right side
    51,888.30x = 1,448,304,210.66
  5. Step 5: Solve for x
    x = 1,448,304,210.66/51,888.30
  6. Step 6: Final answer
    x = 27,911.96

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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.