Home / 191,186.16-263,808-110,597.76

Finding the Fourth Proportional to 191,186.16, 263,808 and 110,597.76

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Solution

The fourth proportional to 191,186.16, 263,808 and 110,597.76 is: 152,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,186.16 : 263,808 = 110,597.76 : x
  2. Step 2: Convert to fraction form
    191,186.16/263,808 = 110,597.76/x
  3. Step 3: Cross multiply
    191,186.16x = 263,808 × 110,597.76
  4. Step 4: Simplify right side
    191,186.16x = 29,176,573,870.08
  5. Step 5: Solve for x
    x = 29,176,573,870.08/191,186.16
  6. Step 6: Final answer
    x = 152,608.19

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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.