Home / 92,437.27-138,655.91-30,107.77

Finding the Fourth Proportional to 92,437.27, 138,655.91 and 30,107.77

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Solution

The fourth proportional to 92,437.27, 138,655.91 and 30,107.77 is: 45,161.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,437.27 : 138,655.91 = 30,107.77 : x
  2. Step 2: Convert to fraction form
    92,437.27/138,655.91 = 30,107.77/x
  3. Step 3: Cross multiply
    92,437.27x = 138,655.91 × 30,107.77
  4. Step 4: Simplify right side
    92,437.27x = 4,174,620,247.42
  5. Step 5: Solve for x
    x = 4,174,620,247.42/92,437.27
  6. Step 6: Final answer
    x = 45,161.66

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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.