Home / 112,549.97-154,669.30-107,346.13

Finding the Fourth Proportional to 112,549.97, 154,669.30 and 107,346.13

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Solution

The fourth proportional to 112,549.97, 154,669.30 and 107,346.13 is: 147,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,549.97 : 154,669.30 = 107,346.13 : x
  2. Step 2: Convert to fraction form
    112,549.97/154,669.30 = 107,346.13/x
  3. Step 3: Cross multiply
    112,549.97x = 154,669.30 × 107,346.13
  4. Step 4: Simplify right side
    112,549.97x = 16,603,150,129.77
  5. Step 5: Solve for x
    x = 16,603,150,129.77/112,549.97
  6. Step 6: Final answer
    x = 147,518.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.