Home / 42,315.88-63,457.38-22,583.66

Finding the Fourth Proportional to 42,315.88, 63,457.38 and 22,583.66

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Solution

The fourth proportional to 42,315.88, 63,457.38 and 22,583.66 is: 33,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,315.88 : 63,457.38 = 22,583.66 : x
  2. Step 2: Convert to fraction form
    42,315.88/63,457.38 = 22,583.66/x
  3. Step 3: Cross multiply
    42,315.88x = 63,457.38 × 22,583.66
  4. Step 4: Simplify right side
    42,315.88x = 1,433,099,894.41
  5. Step 5: Solve for x
    x = 1,433,099,894.41/42,315.88
  6. Step 6: Final answer
    x = 33,866.72

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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.