Home / 227,920.77-314,529.89-125,943.39

Finding the Fourth Proportional to 227,920.77, 314,529.89 and 125,943.39

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Solution

The fourth proportional to 227,920.77, 314,529.89 and 125,943.39 is: 173,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,920.77 : 314,529.89 = 125,943.39 : x
  2. Step 2: Convert to fraction form
    227,920.77/314,529.89 = 125,943.39/x
  3. Step 3: Cross multiply
    227,920.77x = 314,529.89 × 125,943.39
  4. Step 4: Simplify right side
    227,920.77x = 39,612,959,973.21
  5. Step 5: Solve for x
    x = 39,612,959,973.21/227,920.77
  6. Step 6: Final answer
    x = 173,801.45

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1.5x scale

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.