Home / 101,547.20-152,364.32-39,261.44

Finding the Fourth Proportional to 101,547.20, 152,364.32 and 39,261.44

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Solution

The fourth proportional to 101,547.20, 152,364.32 and 39,261.44 is: 58,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,547.20 : 152,364.32 = 39,261.44 : x
  2. Step 2: Convert to fraction form
    101,547.20/152,364.32 = 39,261.44/x
  3. Step 3: Cross multiply
    101,547.20x = 152,364.32 × 39,261.44
  4. Step 4: Simplify right side
    101,547.20x = 5,982,042,607.82
  5. Step 5: Solve for x
    x = 5,982,042,607.82/101,547.20
  6. Step 6: Final answer
    x = 58,908.99

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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.