Home / 130,886.12-196,170.44-59,711.22

Finding the Fourth Proportional to 130,886.12, 196,170.44 and 59,711.22

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Solution

The fourth proportional to 130,886.12, 196,170.44 and 59,711.22 is: 89,494.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,886.12 : 196,170.44 = 59,711.22 : x
  2. Step 2: Convert to fraction form
    130,886.12/196,170.44 = 59,711.22/x
  3. Step 3: Cross multiply
    130,886.12x = 196,170.44 × 59,711.22
  4. Step 4: Simplify right side
    130,886.12x = 11,713,576,001.78
  5. Step 5: Solve for x
    x = 11,713,576,001.78/130,886.12
  6. Step 6: Final answer
    x = 89,494.41

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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.