Home / 245,314.80-367,972.20-152,002.80

Finding the Fourth Proportional to 245,314.80, 367,972.20 and 152,002.80

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Solution

The fourth proportional to 245,314.80, 367,972.20 and 152,002.80 is: 228,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,314.80 : 367,972.20 = 152,002.80 : x
  2. Step 2: Convert to fraction form
    245,314.80/367,972.20 = 152,002.80/x
  3. Step 3: Cross multiply
    245,314.80x = 367,972.20 × 152,002.80
  4. Step 4: Simplify right side
    245,314.80x = 55,932,804,722.16
  5. Step 5: Solve for x
    x = 55,932,804,722.16/245,314.80
  6. Step 6: Final answer
    x = 228,004.20

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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.