Home / 114,146.22-157,585.12-68,835.68

Finding the Fourth Proportional to 114,146.22, 157,585.12 and 68,835.68

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Solution

The fourth proportional to 114,146.22, 157,585.12 and 68,835.68 is: 95,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,146.22 : 157,585.12 = 68,835.68 : x
  2. Step 2: Convert to fraction form
    114,146.22/157,585.12 = 68,835.68/x
  3. Step 3: Cross multiply
    114,146.22x = 157,585.12 × 68,835.68
  4. Step 4: Simplify right side
    114,146.22x = 10,847,478,105.16
  5. Step 5: Solve for x
    x = 10,847,478,105.16/114,146.22
  6. Step 6: Final answer
    x = 95,031.43

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1.5x scale

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.