Home / 168,960.06-232,782.50-138,697.47

Finding the Fourth Proportional to 168,960.06, 232,782.50 and 138,697.47

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Solution

The fourth proportional to 168,960.06, 232,782.50 and 138,697.47 is: 191,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,960.06 : 232,782.50 = 138,697.47 : x
  2. Step 2: Convert to fraction form
    168,960.06/232,782.50 = 138,697.47/x
  3. Step 3: Cross multiply
    168,960.06x = 232,782.50 × 138,697.47
  4. Step 4: Simplify right side
    168,960.06x = 32,286,344,157.02
  5. Step 5: Solve for x
    x = 32,286,344,157.02/168,960.06
  6. Step 6: Final answer
    x = 191,088.62

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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.