Home / 111,932.40-154,462.23-64,152.66

Finding the Fourth Proportional to 111,932.40, 154,462.23 and 64,152.66

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Solution

The fourth proportional to 111,932.40, 154,462.23 and 64,152.66 is: 88,528.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,932.40 : 154,462.23 = 64,152.66 : x
  2. Step 2: Convert to fraction form
    111,932.40/154,462.23 = 64,152.66/x
  3. Step 3: Cross multiply
    111,932.40x = 154,462.23 × 64,152.66
  4. Step 4: Simplify right side
    111,932.40x = 9,909,162,924.03
  5. Step 5: Solve for x
    x = 9,909,162,924.03/111,932.40
  6. Step 6: Final answer
    x = 88,528.10

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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.