Home / 49,642.53-74,421.93-21,541.41

Finding the Fourth Proportional to 49,642.53, 74,421.93 and 21,541.41

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Solution

The fourth proportional to 49,642.53, 74,421.93 and 21,541.41 is: 32,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,642.53 : 74,421.93 = 21,541.41 : x
  2. Step 2: Convert to fraction form
    49,642.53/74,421.93 = 21,541.41/x
  3. Step 3: Cross multiply
    49,642.53x = 74,421.93 × 21,541.41
  4. Step 4: Simplify right side
    49,642.53x = 1,603,153,307.12
  5. Step 5: Solve for x
    x = 1,603,153,307.12/49,642.53
  6. Step 6: Final answer
    x = 32,293.95

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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.