Home / 231,284.14-319,154.37-140,627.52

Finding the Fourth Proportional to 231,284.14, 319,154.37 and 140,627.52

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Solution

The fourth proportional to 231,284.14, 319,154.37 and 140,627.52 is: 194,055.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,284.14 : 319,154.37 = 140,627.52 : x
  2. Step 2: Convert to fraction form
    231,284.14/319,154.37 = 140,627.52/x
  3. Step 3: Cross multiply
    231,284.14x = 319,154.37 × 140,627.52
  4. Step 4: Simplify right side
    231,284.14x = 44,881,887,550.26
  5. Step 5: Solve for x
    x = 44,881,887,550.26/231,284.14
  6. Step 6: Final answer
    x = 194,055.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.