Home / 199,713.60-299,657.52-106,109.76

Finding the Fourth Proportional to 199,713.60, 299,657.52 and 106,109.76

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Solution

The fourth proportional to 199,713.60, 299,657.52 and 106,109.76 is: 159,210.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,713.60 : 299,657.52 = 106,109.76 : x
  2. Step 2: Convert to fraction form
    199,713.60/299,657.52 = 106,109.76/x
  3. Step 3: Cross multiply
    199,713.60x = 299,657.52 × 106,109.76
  4. Step 4: Simplify right side
    199,713.60x = 31,796,587,529.40
  5. Step 5: Solve for x
    x = 31,796,587,529.40/199,713.60
  6. Step 6: Final answer
    x = 159,210.93

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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.