Home / 157,317.86-217,024.26-106,348.46

Finding the Fourth Proportional to 157,317.86, 217,024.26 and 106,348.46

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Solution

The fourth proportional to 157,317.86, 217,024.26 and 106,348.46 is: 146,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,317.86 : 217,024.26 = 106,348.46 : x
  2. Step 2: Convert to fraction form
    157,317.86/217,024.26 = 106,348.46/x
  3. Step 3: Cross multiply
    157,317.86x = 217,024.26 × 106,348.46
  4. Step 4: Simplify right side
    157,317.86x = 23,080,196,168.68
  5. Step 5: Solve for x
    x = 23,080,196,168.68/157,317.86
  6. Step 6: Final answer
    x = 146,710.59

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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.