Home / 89,863.26-124,011.71-49,577.00

Finding the Fourth Proportional to 89,863.26, 124,011.71 and 49,577.00

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Solution

The fourth proportional to 89,863.26, 124,011.71 and 49,577.00 is: 68,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,863.26 : 124,011.71 = 49,577.00 : x
  2. Step 2: Convert to fraction form
    89,863.26/124,011.71 = 49,577.00/x
  3. Step 3: Cross multiply
    89,863.26x = 124,011.71 × 49,577.00
  4. Step 4: Simplify right side
    89,863.26x = 6,148,128,608.81
  5. Step 5: Solve for x
    x = 6,148,128,608.81/89,863.26
  6. Step 6: Final answer
    x = 68,416.49

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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.