Home / 40,281.65-60,418.22-10,702.47

Finding the Fourth Proportional to 40,281.65, 60,418.22 and 10,702.47

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Solution

The fourth proportional to 40,281.65, 60,418.22 and 10,702.47 is: 16,052.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,281.65 : 60,418.22 = 10,702.47 : x
  2. Step 2: Convert to fraction form
    40,281.65/60,418.22 = 10,702.47/x
  3. Step 3: Cross multiply
    40,281.65x = 60,418.22 × 10,702.47
  4. Step 4: Simplify right side
    40,281.65x = 646,624,133.49
  5. Step 5: Solve for x
    x = 646,624,133.49/40,281.65
  6. Step 6: Final answer
    x = 16,052.58

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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.