Home / 130,118.18-194,637.35-122,146.57

Finding the Fourth Proportional to 130,118.18, 194,637.35 and 122,146.57

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Solution

The fourth proportional to 130,118.18, 194,637.35 and 122,146.57 is: 182,713.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,118.18 : 194,637.35 = 122,146.57 : x
  2. Step 2: Convert to fraction form
    130,118.18/194,637.35 = 122,146.57/x
  3. Step 3: Cross multiply
    130,118.18x = 194,637.35 × 122,146.57
  4. Step 4: Simplify right side
    130,118.18x = 23,774,283,463.14
  5. Step 5: Solve for x
    x = 23,774,283,463.14/130,118.18
  6. Step 6: Final answer
    x = 182,713.00

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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.