Home / 35,619.17-49,154.97-19,703.54

Finding the Fourth Proportional to 35,619.17, 49,154.97 and 19,703.54

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Solution

The fourth proportional to 35,619.17, 49,154.97 and 19,703.54 is: 27,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,619.17 : 49,154.97 = 19,703.54 : x
  2. Step 2: Convert to fraction form
    35,619.17/49,154.97 = 19,703.54/x
  3. Step 3: Cross multiply
    35,619.17x = 49,154.97 × 19,703.54
  4. Step 4: Simplify right side
    35,619.17x = 968,526,671.82
  5. Step 5: Solve for x
    x = 968,526,671.82/35,619.17
  6. Step 6: Final answer
    x = 27,191.17

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1.5x scale

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.