Home / 154,011.24-230,881.90-74,009.37

Finding the Fourth Proportional to 154,011.24, 230,881.90 and 74,009.37

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Solution

The fourth proportional to 154,011.24, 230,881.90 and 74,009.37 is: 110,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,011.24 : 230,881.90 = 74,009.37 : x
  2. Step 2: Convert to fraction form
    154,011.24/230,881.90 = 74,009.37/x
  3. Step 3: Cross multiply
    154,011.24x = 230,881.90 × 74,009.37
  4. Step 4: Simplify right side
    154,011.24x = 17,087,423,963.40
  5. Step 5: Solve for x
    x = 17,087,423,963.40/154,011.24
  6. Step 6: Final answer
    x = 110,949.20

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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.