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Finding the Fourth Proportional to 127,395.48, 191,097.54 and 33,901.32

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Solution

The fourth proportional to 127,395.48, 191,097.54 and 33,901.32 is: 50,853.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,395.48 : 191,097.54 = 33,901.32 : x
  2. Step 2: Convert to fraction form
    127,395.48/191,097.54 = 33,901.32/x
  3. Step 3: Cross multiply
    127,395.48x = 191,097.54 × 33,901.32
  4. Step 4: Simplify right side
    127,395.48x = 6,478,458,854.75
  5. Step 5: Solve for x
    x = 6,478,458,854.75/127,395.48
  6. Step 6: Final answer
    x = 50,853.13

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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.