Home / 191,844.90-287,767.35-152,187.30

Finding the Fourth Proportional to 191,844.90, 287,767.35 and 152,187.30

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Solution

The fourth proportional to 191,844.90, 287,767.35 and 152,187.30 is: 228,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,844.90 : 287,767.35 = 152,187.30 : x
  2. Step 2: Convert to fraction form
    191,844.90/287,767.35 = 152,187.30/x
  3. Step 3: Cross multiply
    191,844.90x = 287,767.35 × 152,187.30
  4. Step 4: Simplify right side
    191,844.90x = 43,794,536,024.66
  5. Step 5: Solve for x
    x = 43,794,536,024.66/191,844.90
  6. Step 6: Final answer
    x = 228,280.95

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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.