Home / 150,107.60-225,161.40-61,302.80

Finding the Fourth Proportional to 150,107.60, 225,161.40 and 61,302.80

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Solution

The fourth proportional to 150,107.60, 225,161.40 and 61,302.80 is: 91,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,107.60 : 225,161.40 = 61,302.80 : x
  2. Step 2: Convert to fraction form
    150,107.60/225,161.40 = 61,302.80/x
  3. Step 3: Cross multiply
    150,107.60x = 225,161.40 × 61,302.80
  4. Step 4: Simplify right side
    150,107.60x = 13,803,024,271.92
  5. Step 5: Solve for x
    x = 13,803,024,271.92/150,107.60
  6. Step 6: Final answer
    x = 91,954.20

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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.