Home / 111,094.23-166,641.34-61,148.62

Finding the Fourth Proportional to 111,094.23, 166,641.34 and 61,148.62

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Solution

The fourth proportional to 111,094.23, 166,641.34 and 61,148.62 is: 91,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,094.23 : 166,641.34 = 61,148.62 : x
  2. Step 2: Convert to fraction form
    111,094.23/166,641.34 = 61,148.62/x
  3. Step 3: Cross multiply
    111,094.23x = 166,641.34 × 61,148.62
  4. Step 4: Simplify right side
    111,094.23x = 10,189,887,142.74
  5. Step 5: Solve for x
    x = 10,189,887,142.74/111,094.23
  6. Step 6: Final answer
    x = 91,722.92

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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.