Home / 183,781.76-253,432.16-173,066.56

Finding the Fourth Proportional to 183,781.76, 253,432.16 and 173,066.56

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Solution

The fourth proportional to 183,781.76, 253,432.16 and 173,066.56 is: 238,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,781.76 : 253,432.16 = 173,066.56 : x
  2. Step 2: Convert to fraction form
    183,781.76/253,432.16 = 173,066.56/x
  3. Step 3: Cross multiply
    183,781.76x = 253,432.16 × 173,066.56
  4. Step 4: Simplify right side
    183,781.76x = 43,860,632,124.57
  5. Step 5: Solve for x
    x = 43,860,632,124.57/183,781.76
  6. Step 6: Final answer
    x = 238,656.07

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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.