Home / 191,927.12-264,773.80-111,307.92

Finding the Fourth Proportional to 191,927.12, 264,773.80 and 111,307.92

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Solution

The fourth proportional to 191,927.12, 264,773.80 and 111,307.92 is: 153,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,927.12 : 264,773.80 = 111,307.92 : x
  2. Step 2: Convert to fraction form
    191,927.12/264,773.80 = 111,307.92/x
  3. Step 3: Cross multiply
    191,927.12x = 264,773.80 × 111,307.92
  4. Step 4: Simplify right side
    191,927.12x = 29,471,420,948.50
  5. Step 5: Solve for x
    x = 29,471,420,948.50/191,927.12
  6. Step 6: Final answer
    x = 153,555.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.