Home / 127,568.30-191,352.30-43,337.21

Finding the Fourth Proportional to 127,568.30, 191,352.30 and 43,337.21

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Solution

The fourth proportional to 127,568.30, 191,352.30 and 43,337.21 is: 65,005.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,568.30 : 191,352.30 = 43,337.21 : x
  2. Step 2: Convert to fraction form
    127,568.30/191,352.30 = 43,337.21/x
  3. Step 3: Cross multiply
    127,568.30x = 191,352.30 × 43,337.21
  4. Step 4: Simplify right side
    127,568.30x = 8,292,673,852.32
  5. Step 5: Solve for x
    x = 8,292,673,852.32/127,568.30
  6. Step 6: Final answer
    x = 65,005.76

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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.