Home / 191,231.82-286,585.29-97,540.74

Finding the Fourth Proportional to 191,231.82, 286,585.29 and 97,540.74

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Solution

The fourth proportional to 191,231.82, 286,585.29 and 97,540.74 is: 146,177.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,231.82 : 286,585.29 = 97,540.74 : x
  2. Step 2: Convert to fraction form
    191,231.82/286,585.29 = 97,540.74/x
  3. Step 3: Cross multiply
    191,231.82x = 286,585.29 × 97,540.74
  4. Step 4: Simplify right side
    191,231.82x = 27,953,741,259.71
  5. Step 5: Solve for x
    x = 27,953,741,259.71/191,231.82
  6. Step 6: Final answer
    x = 146,177.25

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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.