Home / 42,483.74-63,671.11-17,541.31

Finding the Fourth Proportional to 42,483.74, 63,671.11 and 17,541.31

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Solution

The fourth proportional to 42,483.74, 63,671.11 and 17,541.31 is: 26,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,483.74 : 63,671.11 = 17,541.31 : x
  2. Step 2: Convert to fraction form
    42,483.74/63,671.11 = 17,541.31/x
  3. Step 3: Cross multiply
    42,483.74x = 63,671.11 × 17,541.31
  4. Step 4: Simplify right side
    42,483.74x = 1,116,874,693.58
  5. Step 5: Solve for x
    x = 1,116,874,693.58/42,483.74
  6. Step 6: Final answer
    x = 26,289.46

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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.