Home / 187,807.14-259,058.71-153,401.86

Finding the Fourth Proportional to 187,807.14, 259,058.71 and 153,401.86

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Solution

The fourth proportional to 187,807.14, 259,058.71 and 153,401.86 is: 211,600.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,807.14 : 259,058.71 = 153,401.86 : x
  2. Step 2: Convert to fraction form
    187,807.14/259,058.71 = 153,401.86/x
  3. Step 3: Cross multiply
    187,807.14x = 259,058.71 × 153,401.86
  4. Step 4: Simplify right side
    187,807.14x = 39,740,086,887.29
  5. Step 5: Solve for x
    x = 39,740,086,887.29/187,807.14
  6. Step 6: Final answer
    x = 211,600.51

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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.