Home / 191,159.25-263,410.74-147,875.82

Finding the Fourth Proportional to 191,159.25, 263,410.74 and 147,875.82

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Solution

The fourth proportional to 191,159.25, 263,410.74 and 147,875.82 is: 203,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,159.25 : 263,410.74 = 147,875.82 : x
  2. Step 2: Convert to fraction form
    191,159.25/263,410.74 = 147,875.82/x
  3. Step 3: Cross multiply
    191,159.25x = 263,410.74 × 147,875.82
  4. Step 4: Simplify right side
    191,159.25x = 38,952,079,174.31
  5. Step 5: Solve for x
    x = 38,952,079,174.31/191,159.25
  6. Step 6: Final answer
    x = 203,767.69

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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.