Home / 191,253.27-263,925.75-106,368.51

Finding the Fourth Proportional to 191,253.27, 263,925.75 and 106,368.51

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Solution

The fourth proportional to 191,253.27, 263,925.75 and 106,368.51 is: 146,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,253.27 : 263,925.75 = 106,368.51 : x
  2. Step 2: Convert to fraction form
    191,253.27/263,925.75 = 106,368.51/x
  3. Step 3: Cross multiply
    191,253.27x = 263,925.75 × 106,368.51
  4. Step 4: Simplify right side
    191,253.27x = 28,073,388,778.13
  5. Step 5: Solve for x
    x = 28,073,388,778.13/191,253.27
  6. Step 6: Final answer
    x = 146,786.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.