Home / 131,955.34-182,122.74-75,366.70

Finding the Fourth Proportional to 131,955.34, 182,122.74 and 75,366.70

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Solution

The fourth proportional to 131,955.34, 182,122.74 and 75,366.70 is: 104,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,955.34 : 182,122.74 = 75,366.70 : x
  2. Step 2: Convert to fraction form
    131,955.34/182,122.74 = 75,366.70/x
  3. Step 3: Cross multiply
    131,955.34x = 182,122.74 × 75,366.70
  4. Step 4: Simplify right side
    131,955.34x = 13,725,989,908.76
  5. Step 5: Solve for x
    x = 13,725,989,908.76/131,955.34
  6. Step 6: Final answer
    x = 104,019.97

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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.