Home / 114,005.84-171,015.81-38,111.21

Finding the Fourth Proportional to 114,005.84, 171,015.81 and 38,111.21

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Solution

The fourth proportional to 114,005.84, 171,015.81 and 38,111.21 is: 57,169.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,005.84 : 171,015.81 = 38,111.21 : x
  2. Step 2: Convert to fraction form
    114,005.84/171,015.81 = 38,111.21/x
  3. Step 3: Cross multiply
    114,005.84x = 171,015.81 × 38,111.21
  4. Step 4: Simplify right side
    114,005.84x = 6,517,619,305.92
  5. Step 5: Solve for x
    x = 6,517,619,305.92/114,005.84
  6. Step 6: Final answer
    x = 57,169.17

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1.5x scale

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.