Home / 102,966.24-154,112.40-63,554.88

Finding the Fourth Proportional to 102,966.24, 154,112.40 and 63,554.88

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Solution

The fourth proportional to 102,966.24, 154,112.40 and 63,554.88 is: 95,124.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,966.24 : 154,112.40 = 63,554.88 : x
  2. Step 2: Convert to fraction form
    102,966.24/154,112.40 = 63,554.88/x
  3. Step 3: Cross multiply
    102,966.24x = 154,112.40 × 63,554.88
  4. Step 4: Simplify right side
    102,966.24x = 9,794,595,088.51
  5. Step 5: Solve for x
    x = 9,794,595,088.51/102,966.24
  6. Step 6: Final answer
    x = 95,124.33

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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.