Home / 227,637.31-314,156.87-125,682.40

Finding the Fourth Proportional to 227,637.31, 314,156.87 and 125,682.40

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Solution

The fourth proportional to 227,637.31, 314,156.87 and 125,682.40 is: 173,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,637.31 : 314,156.87 = 125,682.40 : x
  2. Step 2: Convert to fraction form
    227,637.31/314,156.87 = 125,682.40/x
  3. Step 3: Cross multiply
    227,637.31x = 314,156.87 × 125,682.40
  4. Step 4: Simplify right side
    227,637.31x = 39,483,989,398.09
  5. Step 5: Solve for x
    x = 39,483,989,398.09/227,637.31
  6. Step 6: Final answer
    x = 173,451.31

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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.