Home / 34,110.40-47,048.28-19,966.06

Finding the Fourth Proportional to 34,110.40, 47,048.28 and 19,966.06

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Solution

The fourth proportional to 34,110.40, 47,048.28 and 19,966.06 is: 27,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,110.40 : 47,048.28 = 19,966.06 : x
  2. Step 2: Convert to fraction form
    34,110.40/47,048.28 = 19,966.06/x
  3. Step 3: Cross multiply
    34,110.40x = 47,048.28 × 19,966.06
  4. Step 4: Simplify right side
    34,110.40x = 939,368,781.38
  5. Step 5: Solve for x
    x = 939,368,781.38/34,110.40
  6. Step 6: Final answer
    x = 27,539.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.