Home / 154,715.86-232,085.67-65,969.83

Finding the Fourth Proportional to 154,715.86, 232,085.67 and 65,969.83

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Solution

The fourth proportional to 154,715.86, 232,085.67 and 65,969.83 is: 98,959.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,715.86 : 232,085.67 = 65,969.83 : x
  2. Step 2: Convert to fraction form
    154,715.86/232,085.67 = 65,969.83/x
  3. Step 3: Cross multiply
    154,715.86x = 232,085.67 × 65,969.83
  4. Step 4: Simplify right side
    154,715.86x = 15,310,652,195.34
  5. Step 5: Solve for x
    x = 15,310,652,195.34/154,715.86
  6. Step 6: Final answer
    x = 98,959.81

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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.