Home / 114,084.65-157,450.03-68,785.81

Finding the Fourth Proportional to 114,084.65, 157,450.03 and 68,785.81

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Solution

The fourth proportional to 114,084.65, 157,450.03 and 68,785.81 is: 94,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,084.65 : 157,450.03 = 68,785.81 : x
  2. Step 2: Convert to fraction form
    114,084.65/157,450.03 = 68,785.81/x
  3. Step 3: Cross multiply
    114,084.65x = 157,450.03 × 68,785.81
  4. Step 4: Simplify right side
    114,084.65x = 10,830,327,282.48
  5. Step 5: Solve for x
    x = 10,830,327,282.48/114,084.65
  6. Step 6: Final answer
    x = 94,932.38

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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.