Home / 114,145.47-157,584.09-68,834.93

Finding the Fourth Proportional to 114,145.47, 157,584.09 and 68,834.93

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Solution

The fourth proportional to 114,145.47, 157,584.09 and 68,834.93 is: 95,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,145.47 : 157,584.09 = 68,834.93 : x
  2. Step 2: Convert to fraction form
    114,145.47/157,584.09 = 68,834.93/x
  3. Step 3: Cross multiply
    114,145.47x = 157,584.09 × 68,834.93
  4. Step 4: Simplify right side
    114,145.47x = 10,847,288,672.17
  5. Step 5: Solve for x
    x = 10,847,288,672.17/114,145.47
  6. Step 6: Final answer
    x = 95,030.40

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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.