Home / 191,848.60-287,747.70-58,742.20

Finding the Fourth Proportional to 191,848.60, 287,747.70 and 58,742.20

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Solution

The fourth proportional to 191,848.60, 287,747.70 and 58,742.20 is: 88,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,848.60 : 287,747.70 = 58,742.20 : x
  2. Step 2: Convert to fraction form
    191,848.60/287,747.70 = 58,742.20/x
  3. Step 3: Cross multiply
    191,848.60x = 287,747.70 × 58,742.20
  4. Step 4: Simplify right side
    191,848.60x = 16,902,932,942.94
  5. Step 5: Solve for x
    x = 16,902,932,942.94/191,848.60
  6. Step 6: Final answer
    x = 88,105.58

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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.