Home / 194,019.84-267,717.12-122,439.36

Finding the Fourth Proportional to 194,019.84, 267,717.12 and 122,439.36

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Solution

The fourth proportional to 194,019.84, 267,717.12 and 122,439.36 is: 168,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019.84 : 267,717.12 = 122,439.36 : x
  2. Step 2: Convert to fraction form
    194,019.84/267,717.12 = 122,439.36/x
  3. Step 3: Cross multiply
    194,019.84x = 267,717.12 × 122,439.36
  4. Step 4: Simplify right side
    194,019.84x = 32,779,112,833.84
  5. Step 5: Solve for x
    x = 32,779,112,833.84/194,019.84
  6. Step 6: Final answer
    x = 168,947.22

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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.