Home / 112,870.80-169,349.40-50,496.48

Finding the Fourth Proportional to 112,870.80, 169,349.40 and 50,496.48

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Solution

The fourth proportional to 112,870.80, 169,349.40 and 50,496.48 is: 75,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,870.80 : 169,349.40 = 50,496.48 : x
  2. Step 2: Convert to fraction form
    112,870.80/169,349.40 = 50,496.48/x
  3. Step 3: Cross multiply
    112,870.80x = 169,349.40 × 50,496.48
  4. Step 4: Simplify right side
    112,870.80x = 8,551,548,590.11
  5. Step 5: Solve for x
    x = 8,551,548,590.11/112,870.80
  6. Step 6: Final answer
    x = 75,764.05

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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.