Home / 48,058.08-72,112.98-19,997.49

Finding the Fourth Proportional to 48,058.08, 72,112.98 and 19,997.49

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Solution

The fourth proportional to 48,058.08, 72,112.98 and 19,997.49 is: 30,007.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,058.08 : 72,112.98 = 19,997.49 : x
  2. Step 2: Convert to fraction form
    48,058.08/72,112.98 = 19,997.49/x
  3. Step 3: Cross multiply
    48,058.08x = 72,112.98 × 19,997.49
  4. Step 4: Simplify right side
    48,058.08x = 1,442,078,596.42
  5. Step 5: Solve for x
    x = 1,442,078,596.42/48,058.08
  6. Step 6: Final answer
    x = 30,007.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.