Home / 57,770.01-86,656.43-18,327.47

Finding the Fourth Proportional to 57,770.01, 86,656.43 and 18,327.47

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Solution

The fourth proportional to 57,770.01, 86,656.43 and 18,327.47 is: 27,491.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,770.01 : 86,656.43 = 18,327.47 : x
  2. Step 2: Convert to fraction form
    57,770.01/86,656.43 = 18,327.47/x
  3. Step 3: Cross multiply
    57,770.01x = 86,656.43 × 18,327.47
  4. Step 4: Simplify right side
    57,770.01x = 1,588,192,733.67
  5. Step 5: Solve for x
    x = 1,588,192,733.67/57,770.01
  6. Step 6: Final answer
    x = 27,491.65

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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.