Home / 130,696.80-195,926.64-47,532

Finding the Fourth Proportional to 130,696.80, 195,926.64 and 47,532

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Solution

The fourth proportional to 130,696.80, 195,926.64 and 47,532 is: 71,254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,696.80 : 195,926.64 = 47,532 : x
  2. Step 2: Convert to fraction form
    130,696.80/195,926.64 = 47,532/x
  3. Step 3: Cross multiply
    130,696.80x = 195,926.64 × 47,532
  4. Step 4: Simplify right side
    130,696.80x = 9,312,785,052.48
  5. Step 5: Solve for x
    x = 9,312,785,052.48/130,696.80
  6. Step 6: Final answer
    x = 71,254.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.