Home / 127,349.24-190,892.43-43,081.70

Finding the Fourth Proportional to 127,349.24, 190,892.43 and 43,081.70

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Solution

The fourth proportional to 127,349.24, 190,892.43 and 43,081.70 is: 64,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,349.24 : 190,892.43 = 43,081.70 : x
  2. Step 2: Convert to fraction form
    127,349.24/190,892.43 = 43,081.70/x
  3. Step 3: Cross multiply
    127,349.24x = 190,892.43 × 43,081.70
  4. Step 4: Simplify right side
    127,349.24x = 8,223,969,447.07
  5. Step 5: Solve for x
    x = 8,223,969,447.07/127,349.24
  6. Step 6: Final answer
    x = 64,578.08

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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.