Home / 191,845.60-287,768.40-58,726.15

Finding the Fourth Proportional to 191,845.60, 287,768.40 and 58,726.15

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Solution

The fourth proportional to 191,845.60, 287,768.40 and 58,726.15 is: 88,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,845.60 : 287,768.40 = 58,726.15 : x
  2. Step 2: Convert to fraction form
    191,845.60/287,768.40 = 58,726.15/x
  3. Step 3: Cross multiply
    191,845.60x = 287,768.40 × 58,726.15
  4. Step 4: Simplify right side
    191,845.60x = 16,899,530,223.66
  5. Step 5: Solve for x
    x = 16,899,530,223.66/191,845.60
  6. Step 6: Final answer
    x = 88,089.23

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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.