Home / 30,105.14-41,526.29-19,364.00

Finding the Fourth Proportional to 30,105.14, 41,526.29 and 19,364.00

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Solution

The fourth proportional to 30,105.14, 41,526.29 and 19,364.00 is: 26,710.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,105.14 : 41,526.29 = 19,364.00 : x
  2. Step 2: Convert to fraction form
    30,105.14/41,526.29 = 19,364.00/x
  3. Step 3: Cross multiply
    30,105.14x = 41,526.29 × 19,364.00
  4. Step 4: Simplify right side
    30,105.14x = 804,114,775.11
  5. Step 5: Solve for x
    x = 804,114,775.11/30,105.14
  6. Step 6: Final answer
    x = 26,710.22

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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.