Home / 155,271.24-232,956.06-55,429.22

Finding the Fourth Proportional to 155,271.24, 232,956.06 and 55,429.22

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Solution

The fourth proportional to 155,271.24, 232,956.06 and 55,429.22 is: 83,161.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,271.24 : 232,956.06 = 55,429.22 : x
  2. Step 2: Convert to fraction form
    155,271.24/232,956.06 = 55,429.22/x
  3. Step 3: Cross multiply
    155,271.24x = 232,956.06 × 55,429.22
  4. Step 4: Simplify right side
    155,271.24x = 12,912,573,282.46
  5. Step 5: Solve for x
    x = 12,912,573,282.46/155,271.24
  6. Step 6: Final answer
    x = 83,161.40

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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.