Home / 151,932.03-209,655.30-83,948.24

Finding the Fourth Proportional to 151,932.03, 209,655.30 and 83,948.24

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Solution

The fourth proportional to 151,932.03, 209,655.30 and 83,948.24 is: 115,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,932.03 : 209,655.30 = 83,948.24 : x
  2. Step 2: Convert to fraction form
    151,932.03/209,655.30 = 83,948.24/x
  3. Step 3: Cross multiply
    151,932.03x = 209,655.30 × 83,948.24
  4. Step 4: Simplify right side
    151,932.03x = 17,600,192,393.40
  5. Step 5: Solve for x
    x = 17,600,192,393.40/151,932.03
  6. Step 6: Final answer
    x = 115,842.54

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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.