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Finding the Fourth Proportional to 191,562.77, 264,356.53 and 111,036.96

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Solution

The fourth proportional to 191,562.77, 264,356.53 and 111,036.96 is: 153,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,562.77 : 264,356.53 = 111,036.96 : x
  2. Step 2: Convert to fraction form
    191,562.77/264,356.53 = 111,036.96/x
  3. Step 3: Cross multiply
    191,562.77x = 264,356.53 × 111,036.96
  4. Step 4: Simplify right side
    191,562.77x = 29,353,345,169.76
  5. Step 5: Solve for x
    x = 29,353,345,169.76/191,562.77
  6. Step 6: Final answer
    x = 153,230.95

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1.5x scale

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.