Home / 134,114.93-185,001.64-83,726.45

Finding the Fourth Proportional to 134,114.93, 185,001.64 and 83,726.45

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Solution

The fourth proportional to 134,114.93, 185,001.64 and 83,726.45 is: 115,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,114.93 : 185,001.64 = 83,726.45 : x
  2. Step 2: Convert to fraction form
    134,114.93/185,001.64 = 83,726.45/x
  3. Step 3: Cross multiply
    134,114.93x = 185,001.64 × 83,726.45
  4. Step 4: Simplify right side
    134,114.93x = 15,489,530,814.57
  5. Step 5: Solve for x
    x = 15,489,530,814.57/134,114.93
  6. Step 6: Final answer
    x = 115,494.45

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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.