Home / 153,246.14-229,866.89-68,946.77

Finding the Fourth Proportional to 153,246.14, 229,866.89 and 68,946.77

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Solution

The fourth proportional to 153,246.14, 229,866.89 and 68,946.77 is: 103,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,246.14 : 229,866.89 = 68,946.77 : x
  2. Step 2: Convert to fraction form
    153,246.14/229,866.89 = 68,946.77/x
  3. Step 3: Cross multiply
    153,246.14x = 229,866.89 × 68,946.77
  4. Step 4: Simplify right side
    153,246.14x = 15,848,579,480.48
  5. Step 5: Solve for x
    x = 15,848,579,480.48/153,246.14
  6. Step 6: Final answer
    x = 103,419.11

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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.