Home / 149,875.68-206,966.57-96,254.12

Finding the Fourth Proportional to 149,875.68, 206,966.57 and 96,254.12

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Solution

The fourth proportional to 149,875.68, 206,966.57 and 96,254.12 is: 132,919.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,875.68 : 206,966.57 = 96,254.12 : x
  2. Step 2: Convert to fraction form
    149,875.68/206,966.57 = 96,254.12/x
  3. Step 3: Cross multiply
    149,875.68x = 206,966.57 × 96,254.12
  4. Step 4: Simplify right side
    149,875.68x = 19,921,383,548.67
  5. Step 5: Solve for x
    x = 19,921,383,548.67/149,875.68
  6. Step 6: Final answer
    x = 132,919.39

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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.