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Finding the Fourth Proportional to 157,594.63, 235,162.77 and 140,610.90

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Solution

The fourth proportional to 157,594.63, 235,162.77 and 140,610.90 is: 209,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,594.63 : 235,162.77 = 140,610.90 : x
  2. Step 2: Convert to fraction form
    157,594.63/235,162.77 = 140,610.90/x
  3. Step 3: Cross multiply
    157,594.63x = 235,162.77 × 140,610.90
  4. Step 4: Simplify right side
    157,594.63x = 33,066,448,736.19
  5. Step 5: Solve for x
    x = 33,066,448,736.19/157,594.63
  6. Step 6: Final answer
    x = 209,819.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.