Home / 109,505.77-164,233.54-30,625.57

Finding the Fourth Proportional to 109,505.77, 164,233.54 and 30,625.57

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Solution

The fourth proportional to 109,505.77, 164,233.54 and 30,625.57 is: 45,931.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,505.77 : 164,233.54 = 30,625.57 : x
  2. Step 2: Convert to fraction form
    109,505.77/164,233.54 = 30,625.57/x
  3. Step 3: Cross multiply
    109,505.77x = 164,233.54 × 30,625.57
  4. Step 4: Simplify right side
    109,505.77x = 5,029,744,801.32
  5. Step 5: Solve for x
    x = 5,029,744,801.32/109,505.77
  6. Step 6: Final answer
    x = 45,931.32

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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.