Home / 154,943.24-232,386.88-42,608.88

Finding the Fourth Proportional to 154,943.24, 232,386.88 and 42,608.88

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Solution

The fourth proportional to 154,943.24, 232,386.88 and 42,608.88 is: 63,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,943.24 : 232,386.88 = 42,608.88 : x
  2. Step 2: Convert to fraction form
    154,943.24/232,386.88 = 42,608.88/x
  3. Step 3: Cross multiply
    154,943.24x = 232,386.88 × 42,608.88
  4. Step 4: Simplify right side
    154,943.24x = 9,901,744,683.49
  5. Step 5: Solve for x
    x = 9,901,744,683.49/154,943.24
  6. Step 6: Final answer
    x = 63,905.63

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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.