Home / 194,263.18-291,263.55-99,259.90

Finding the Fourth Proportional to 194,263.18, 291,263.55 and 99,259.90

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Solution

The fourth proportional to 194,263.18, 291,263.55 and 99,259.90 is: 148,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,263.18 : 291,263.55 = 99,259.90 : x
  2. Step 2: Convert to fraction form
    194,263.18/291,263.55 = 99,259.90/x
  3. Step 3: Cross multiply
    194,263.18x = 291,263.55 × 99,259.90
  4. Step 4: Simplify right side
    194,263.18x = 28,910,790,846.65
  5. Step 5: Solve for x
    x = 28,910,790,846.65/194,263.18
  6. Step 6: Final answer
    x = 148,822.80

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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.