Home / 58,770.56-88,162.07-18,775.55

Finding the Fourth Proportional to 58,770.56, 88,162.07 and 18,775.55

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Solution

The fourth proportional to 58,770.56, 88,162.07 and 18,775.55 is: 28,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,770.56 : 88,162.07 = 18,775.55 : x
  2. Step 2: Convert to fraction form
    58,770.56/88,162.07 = 18,775.55/x
  3. Step 3: Cross multiply
    58,770.56x = 88,162.07 × 18,775.55
  4. Step 4: Simplify right side
    58,770.56x = 1,655,290,818.70
  5. Step 5: Solve for x
    x = 1,655,290,818.70/58,770.56
  6. Step 6: Final answer
    x = 28,165.31

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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.