Home / 194,263.10-291,567.72-99,557.78

Finding the Fourth Proportional to 194,263.10, 291,567.72 and 99,557.78

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Solution

The fourth proportional to 194,263.10, 291,567.72 and 99,557.78 is: 149,425.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,263.10 : 291,567.72 = 99,557.78 : x
  2. Step 2: Convert to fraction form
    194,263.10/291,567.72 = 99,557.78/x
  3. Step 3: Cross multiply
    194,263.10x = 291,567.72 × 99,557.78
  4. Step 4: Simplify right side
    194,263.10x = 29,027,834,922.86
  5. Step 5: Solve for x
    x = 29,027,834,922.86/194,263.10
  6. Step 6: Final answer
    x = 149,425.37

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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.