Home / 42,274.04-63,396.29-14,188.10

Finding the Fourth Proportional to 42,274.04, 63,396.29 and 14,188.10

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Solution

The fourth proportional to 42,274.04, 63,396.29 and 14,188.10 is: 21,277.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,274.04 : 63,396.29 = 14,188.10 : x
  2. Step 2: Convert to fraction form
    42,274.04/63,396.29 = 14,188.10/x
  3. Step 3: Cross multiply
    42,274.04x = 63,396.29 × 14,188.10
  4. Step 4: Simplify right side
    42,274.04x = 899,472,514.23
  5. Step 5: Solve for x
    x = 899,472,514.23/42,274.04
  6. Step 6: Final answer
    x = 21,277.19

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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.