Home / 127,904.13-191,856.76-33,127.58

Finding the Fourth Proportional to 127,904.13, 191,856.76 and 33,127.58

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Solution

The fourth proportional to 127,904.13, 191,856.76 and 33,127.58 is: 49,691.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,904.13 : 191,856.76 = 33,127.58 : x
  2. Step 2: Convert to fraction form
    127,904.13/191,856.76 = 33,127.58/x
  3. Step 3: Cross multiply
    127,904.13x = 191,856.76 × 33,127.58
  4. Step 4: Simplify right side
    127,904.13x = 6,355,750,562.26
  5. Step 5: Solve for x
    x = 6,355,750,562.26/127,904.13
  6. Step 6: Final answer
    x = 49,691.52

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1.5x scale

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.