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Finding the Fourth Proportional to 191,188.16, 263,810.76 and 110,599.76

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Solution

The fourth proportional to 191,188.16, 263,810.76 and 110,599.76 is: 152,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,188.16 : 263,810.76 = 110,599.76 : x
  2. Step 2: Convert to fraction form
    191,188.16/263,810.76 = 110,599.76/x
  3. Step 3: Cross multiply
    191,188.16x = 263,810.76 × 110,599.76
  4. Step 4: Simplify right side
    191,188.16x = 29,177,406,741.42
  5. Step 5: Solve for x
    x = 29,177,406,741.42/191,188.16
  6. Step 6: Final answer
    x = 152,610.95

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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.