Home / 131,953.56-182,120.28-75,364.92

Finding the Fourth Proportional to 131,953.56, 182,120.28 and 75,364.92

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Solution

The fourth proportional to 131,953.56, 182,120.28 and 75,364.92 is: 104,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,953.56 : 182,120.28 = 75,364.92 : x
  2. Step 2: Convert to fraction form
    131,953.56/182,120.28 = 75,364.92/x
  3. Step 3: Cross multiply
    131,953.56x = 182,120.28 × 75,364.92
  4. Step 4: Simplify right side
    131,953.56x = 13,725,480,332.58
  5. Step 5: Solve for x
    x = 13,725,480,332.58/131,953.56
  6. Step 6: Final answer
    x = 104,017.51

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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.