Home / 69,337.42-95,655.25-40,642.54

Finding the Fourth Proportional to 69,337.42, 95,655.25 and 40,642.54

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Solution

The fourth proportional to 69,337.42, 95,655.25 and 40,642.54 is: 56,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,337.42 : 95,655.25 = 40,642.54 : x
  2. Step 2: Convert to fraction form
    69,337.42/95,655.25 = 40,642.54/x
  3. Step 3: Cross multiply
    69,337.42x = 95,655.25 × 40,642.54
  4. Step 4: Simplify right side
    69,337.42x = 3,887,671,846.06
  5. Step 5: Solve for x
    x = 3,887,671,846.06/69,337.42
  6. Step 6: Final answer
    x = 56,068.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.