Home / 187,723.51-259,056.29-101,680.85

Finding the Fourth Proportional to 187,723.51, 259,056.29 and 101,680.85

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Solution

The fourth proportional to 187,723.51, 259,056.29 and 101,680.85 is: 140,318.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,723.51 : 259,056.29 = 101,680.85 : x
  2. Step 2: Convert to fraction form
    187,723.51/259,056.29 = 101,680.85/x
  3. Step 3: Cross multiply
    187,723.51x = 259,056.29 × 101,680.85
  4. Step 4: Simplify right side
    187,723.51x = 26,341,064,666.89
  5. Step 5: Solve for x
    x = 26,341,064,666.89/187,723.51
  6. Step 6: Final answer
    x = 140,318.41

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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.