Home / 191,326.77-286,813.07-84,654.19

Finding the Fourth Proportional to 191,326.77, 286,813.07 and 84,654.19

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Solution

The fourth proportional to 191,326.77, 286,813.07 and 84,654.19 is: 126,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,326.77 : 286,813.07 = 84,654.19 : x
  2. Step 2: Convert to fraction form
    191,326.77/286,813.07 = 84,654.19/x
  3. Step 3: Cross multiply
    191,326.77x = 286,813.07 × 84,654.19
  4. Step 4: Simplify right side
    191,326.77x = 24,279,928,374.96
  5. Step 5: Solve for x
    x = 24,279,928,374.96/191,326.77
  6. Step 6: Final answer
    x = 126,902.93

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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.