Home / 42,458.54-63,696.81-14,377.24

Finding the Fourth Proportional to 42,458.54, 63,696.81 and 14,377.24

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Solution

The fourth proportional to 42,458.54, 63,696.81 and 14,377.24 is: 21,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,458.54 : 63,696.81 = 14,377.24 : x
  2. Step 2: Convert to fraction form
    42,458.54/63,696.81 = 14,377.24/x
  3. Step 3: Cross multiply
    42,458.54x = 63,696.81 × 14,377.24
  4. Step 4: Simplify right side
    42,458.54x = 915,784,006.12
  5. Step 5: Solve for x
    x = 915,784,006.12/42,458.54
  6. Step 6: Final answer
    x = 21,568.90

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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.