Home / 99,006.44-136,616.63-63,217.40

Finding the Fourth Proportional to 99,006.44, 136,616.63 and 63,217.40

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Solution

The fourth proportional to 99,006.44, 136,616.63 and 63,217.40 is: 87,232.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,006.44 : 136,616.63 = 63,217.40 : x
  2. Step 2: Convert to fraction form
    99,006.44/136,616.63 = 63,217.40/x
  3. Step 3: Cross multiply
    99,006.44x = 136,616.63 × 63,217.40
  4. Step 4: Simplify right side
    99,006.44x = 8,636,548,145.36
  5. Step 5: Solve for x
    x = 8,636,548,145.36/99,006.44
  6. Step 6: Final answer
    x = 87,232.19

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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.