Home / 114,200.40-157,560.32-66,444.52

Finding the Fourth Proportional to 114,200.40, 157,560.32 and 66,444.52

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Solution

The fourth proportional to 114,200.40, 157,560.32 and 66,444.52 is: 91,672.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,200.40 : 157,560.32 = 66,444.52 : x
  2. Step 2: Convert to fraction form
    114,200.40/157,560.32 = 66,444.52/x
  3. Step 3: Cross multiply
    114,200.40x = 157,560.32 × 66,444.52
  4. Step 4: Simplify right side
    114,200.40x = 10,469,019,527.33
  5. Step 5: Solve for x
    x = 10,469,019,527.33/114,200.40
  6. Step 6: Final answer
    x = 91,672.36

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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.