Home / 89,883.36-124,038.89-49,597.09

Finding the Fourth Proportional to 89,883.36, 124,038.89 and 49,597.09

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Solution

The fourth proportional to 89,883.36, 124,038.89 and 49,597.09 is: 68,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,883.36 : 124,038.89 = 49,597.09 : x
  2. Step 2: Convert to fraction form
    89,883.36/124,038.89 = 49,597.09/x
  3. Step 3: Cross multiply
    89,883.36x = 124,038.89 × 49,597.09
  4. Step 4: Simplify right side
    89,883.36x = 6,151,967,556.74
  5. Step 5: Solve for x
    x = 6,151,967,556.74/89,883.36
  6. Step 6: Final answer
    x = 68,443.90

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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.