Home / 115,768.85-173,534.20-52,632.89

Finding the Fourth Proportional to 115,768.85, 173,534.20 and 52,632.89

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Solution

The fourth proportional to 115,768.85, 173,534.20 and 52,632.89 is: 78,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,768.85 : 173,534.20 = 52,632.89 : x
  2. Step 2: Convert to fraction form
    115,768.85/173,534.20 = 52,632.89/x
  3. Step 3: Cross multiply
    115,768.85x = 173,534.20 × 52,632.89
  4. Step 4: Simplify right side
    115,768.85x = 9,133,606,111.34
  5. Step 5: Solve for x
    x = 9,133,606,111.34/115,768.85
  6. Step 6: Final answer
    x = 78,895.20

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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.