Home / 176,021.70-263,264.55-157,436.10

Finding the Fourth Proportional to 176,021.70, 263,264.55 and 157,436.10

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Solution

The fourth proportional to 176,021.70, 263,264.55 and 157,436.10 is: 235,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,021.70 : 263,264.55 = 157,436.10 : x
  2. Step 2: Convert to fraction form
    176,021.70/263,264.55 = 157,436.10/x
  3. Step 3: Cross multiply
    176,021.70x = 263,264.55 × 157,436.10
  4. Step 4: Simplify right side
    176,021.70x = 41,447,344,020.26
  5. Step 5: Solve for x
    x = 41,447,344,020.26/176,021.70
  6. Step 6: Final answer
    x = 235,467.24

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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.