Home / 152,857.74-229,072.98-130,250.36

Finding the Fourth Proportional to 152,857.74, 229,072.98 and 130,250.36

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Solution

The fourth proportional to 152,857.74, 229,072.98 and 130,250.36 is: 195,193.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,857.74 : 229,072.98 = 130,250.36 : x
  2. Step 2: Convert to fraction form
    152,857.74/229,072.98 = 130,250.36/x
  3. Step 3: Cross multiply
    152,857.74x = 229,072.98 × 130,250.36
  4. Step 4: Simplify right side
    152,857.74x = 29,836,838,111.27
  5. Step 5: Solve for x
    x = 29,836,838,111.27/152,857.74
  6. Step 6: Final answer
    x = 195,193.51

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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.