Home / 109,962.72-164,960.28-39,825.63

Finding the Fourth Proportional to 109,962.72, 164,960.28 and 39,825.63

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Solution

The fourth proportional to 109,962.72, 164,960.28 and 39,825.63 is: 59,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,962.72 : 164,960.28 = 39,825.63 : x
  2. Step 2: Convert to fraction form
    109,962.72/164,960.28 = 39,825.63/x
  3. Step 3: Cross multiply
    109,962.72x = 164,960.28 × 39,825.63
  4. Step 4: Simplify right side
    109,962.72x = 6,569,647,075.98
  5. Step 5: Solve for x
    x = 6,569,647,075.98/109,962.72
  6. Step 6: Final answer
    x = 59,744.31

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1.5x scale

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.