Home / 191,043.54-263,641.29-119,465.46

Finding the Fourth Proportional to 191,043.54, 263,641.29 and 119,465.46

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Solution

The fourth proportional to 191,043.54, 263,641.29 and 119,465.46 is: 164,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,043.54 : 263,641.29 = 119,465.46 : x
  2. Step 2: Convert to fraction form
    191,043.54/263,641.29 = 119,465.46/x
  3. Step 3: Cross multiply
    191,043.54x = 263,641.29 × 119,465.46
  4. Step 4: Simplify right side
    191,043.54x = 31,496,027,984.84
  5. Step 5: Solve for x
    x = 31,496,027,984.84/191,043.54
  6. Step 6: Final answer
    x = 164,863.09

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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.