Home / 191,716.23-287,563.89-58,596.45

Finding the Fourth Proportional to 191,716.23, 287,563.89 and 58,596.45

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Solution

The fourth proportional to 191,716.23, 287,563.89 and 58,596.45 is: 87,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,716.23 : 287,563.89 = 58,596.45 : x
  2. Step 2: Convert to fraction form
    191,716.23/287,563.89 = 58,596.45/x
  3. Step 3: Cross multiply
    191,716.23x = 287,563.89 × 58,596.45
  4. Step 4: Simplify right side
    191,716.23x = 16,850,221,913.96
  5. Step 5: Solve for x
    x = 16,850,221,913.96/191,716.23
  6. Step 6: Final answer
    x = 87,891.47

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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.