Home / 115,666.67-173,501.24-40,772.86

Finding the Fourth Proportional to 115,666.67, 173,501.24 and 40,772.86

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Solution

The fourth proportional to 115,666.67, 173,501.24 and 40,772.86 is: 61,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,666.67 : 173,501.24 = 40,772.86 : x
  2. Step 2: Convert to fraction form
    115,666.67/173,501.24 = 40,772.86/x
  3. Step 3: Cross multiply
    115,666.67x = 173,501.24 × 40,772.86
  4. Step 4: Simplify right side
    115,666.67x = 7,074,141,768.35
  5. Step 5: Solve for x
    x = 7,074,141,768.35/115,666.67
  6. Step 6: Final answer
    x = 61,159.73

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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.