Home / 191,835.60-287,753.40-58,716.15

Finding the Fourth Proportional to 191,835.60, 287,753.40 and 58,716.15

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Solution

The fourth proportional to 191,835.60, 287,753.40 and 58,716.15 is: 88,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,835.60 : 287,753.40 = 58,716.15 : x
  2. Step 2: Convert to fraction form
    191,835.60/287,753.40 = 58,716.15/x
  3. Step 3: Cross multiply
    191,835.60x = 287,753.40 × 58,716.15
  4. Step 4: Simplify right side
    191,835.60x = 16,895,771,797.41
  5. Step 5: Solve for x
    x = 16,895,771,797.41/191,835.60
  6. Step 6: Final answer
    x = 88,074.23

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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.