Home / 127,627.40-191,458.56-43,364.90

Finding the Fourth Proportional to 127,627.40, 191,458.56 and 43,364.90

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Solution

The fourth proportional to 127,627.40, 191,458.56 and 43,364.90 is: 65,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,627.40 : 191,458.56 = 43,364.90 : x
  2. Step 2: Convert to fraction form
    127,627.40/191,458.56 = 43,364.90/x
  3. Step 3: Cross multiply
    127,627.40x = 191,458.56 × 43,364.90
  4. Step 4: Simplify right side
    127,627.40x = 8,302,581,308.54
  5. Step 5: Solve for x
    x = 8,302,581,308.54/127,627.40
  6. Step 6: Final answer
    x = 65,053.28

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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.