Home / 51,875.06-77,819.67-18,604.31

Finding the Fourth Proportional to 51,875.06, 77,819.67 and 18,604.31

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Solution

The fourth proportional to 51,875.06, 77,819.67 and 18,604.31 is: 27,909.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,875.06 : 77,819.67 = 18,604.31 : x
  2. Step 2: Convert to fraction form
    51,875.06/77,819.67 = 18,604.31/x
  3. Step 3: Cross multiply
    51,875.06x = 77,819.67 × 18,604.31
  4. Step 4: Simplify right side
    51,875.06x = 1,447,780,875.68
  5. Step 5: Solve for x
    x = 1,447,780,875.68/51,875.06
  6. Step 6: Final answer
    x = 27,909.00

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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.