Home / 114,165.45-157,611.66-68,854.86

Finding the Fourth Proportional to 114,165.45, 157,611.66 and 68,854.86

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Solution

The fourth proportional to 114,165.45, 157,611.66 and 68,854.86 is: 95,057.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,165.45 : 157,611.66 = 68,854.86 : x
  2. Step 2: Convert to fraction form
    114,165.45/157,611.66 = 68,854.86/x
  3. Step 3: Cross multiply
    114,165.45x = 157,611.66 × 68,854.86
  4. Step 4: Simplify right side
    114,165.45x = 10,852,328,525.46
  5. Step 5: Solve for x
    x = 10,852,328,525.46/114,165.45
  6. Step 6: Final answer
    x = 95,057.91

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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.