Home / 191,789.50-287,736.48-58,666.80

Finding the Fourth Proportional to 191,789.50, 287,736.48 and 58,666.80

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Solution

The fourth proportional to 191,789.50, 287,736.48 and 58,666.80 is: 88,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,789.50 : 287,736.48 = 58,666.80 : x
  2. Step 2: Convert to fraction form
    191,789.50/287,736.48 = 58,666.80/x
  3. Step 3: Cross multiply
    191,789.50x = 287,736.48 × 58,666.80
  4. Step 4: Simplify right side
    191,789.50x = 16,880,578,524.86
  5. Step 5: Solve for x
    x = 16,880,578,524.86/191,789.50
  6. Step 6: Final answer
    x = 88,016.18

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1.5x scale

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.