Home / 90,058,186.96-124,280,404.25-48,805,079.33

Finding the Fourth Proportional to 90,058,186.96, 124,280,404.25 and 48,805,079.33

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Solution

The fourth proportional to 90,058,186.96, 124,280,404.25 and 48,805,079.33 is: 67,351,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,058,186.96 : 124,280,404.25 = 48,805,079.33 : x
  2. Step 2: Convert to fraction form
    90,058,186.96/124,280,404.25 = 48,805,079.33/x
  3. Step 3: Cross multiply
    90,058,186.96x = 124,280,404.25 × 48,805,079.33
  4. Step 4: Simplify right side
    90,058,186.96x = 6,065,514,988,652,395
  5. Step 5: Solve for x
    x = 6,065,514,988,652,395/90,058,186.96
  6. Step 6: Final answer
    x = 67,351,067.06

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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.