Home / 63,724.02-87,943.77-38,231.49

Finding the Fourth Proportional to 63,724.02, 87,943.77 and 38,231.49

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Solution

The fourth proportional to 63,724.02, 87,943.77 and 38,231.49 is: 52,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,724.02 : 87,943.77 = 38,231.49 : x
  2. Step 2: Convert to fraction form
    63,724.02/87,943.77 = 38,231.49/x
  3. Step 3: Cross multiply
    63,724.02x = 87,943.77 × 38,231.49
  4. Step 4: Simplify right side
    63,724.02x = 3,362,221,363.32
  5. Step 5: Solve for x
    x = 3,362,221,363.32/63,724.02
  6. Step 6: Final answer
    x = 52,762.23

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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.