Home / 191,276.12-286,930.23-58,157.53

Finding the Fourth Proportional to 191,276.12, 286,930.23 and 58,157.53

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Solution

The fourth proportional to 191,276.12, 286,930.23 and 58,157.53 is: 87,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,276.12 : 286,930.23 = 58,157.53 : x
  2. Step 2: Convert to fraction form
    191,276.12/286,930.23 = 58,157.53/x
  3. Step 3: Cross multiply
    191,276.12x = 286,930.23 × 58,157.53
  4. Step 4: Simplify right side
    191,276.12x = 16,687,152,959.90
  5. Step 5: Solve for x
    x = 16,687,152,959.90/191,276.12
  6. Step 6: Final answer
    x = 87,241.17

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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.