Home / 154,628.37-232,031.75-83,551.20

Finding the Fourth Proportional to 154,628.37, 232,031.75 and 83,551.20

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Solution

The fourth proportional to 154,628.37, 232,031.75 and 83,551.20 is: 125,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,628.37 : 232,031.75 = 83,551.20 : x
  2. Step 2: Convert to fraction form
    154,628.37/232,031.75 = 83,551.20/x
  3. Step 3: Cross multiply
    154,628.37x = 232,031.75 × 83,551.20
  4. Step 4: Simplify right side
    154,628.37x = 19,386,531,150.60
  5. Step 5: Solve for x
    x = 19,386,531,150.60/154,628.37
  6. Step 6: Final answer
    x = 125,375.00

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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.