Home / 46,715.55-69,909.30-31,953.30

Finding the Fourth Proportional to 46,715.55, 69,909.30 and 31,953.30

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Solution

The fourth proportional to 46,715.55, 69,909.30 and 31,953.30 is: 47,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,715.55 : 69,909.30 = 31,953.30 : x
  2. Step 2: Convert to fraction form
    46,715.55/69,909.30 = 31,953.30/x
  3. Step 3: Cross multiply
    46,715.55x = 69,909.30 × 31,953.30
  4. Step 4: Simplify right side
    46,715.55x = 2,233,832,835.69
  5. Step 5: Solve for x
    x = 2,233,832,835.69/46,715.55
  6. Step 6: Final answer
    x = 47,817.76

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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.