Home / 82,926.40-114,438.47-47,116.46

Finding the Fourth Proportional to 82,926.40, 114,438.47 and 47,116.46

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Solution

The fourth proportional to 82,926.40, 114,438.47 and 47,116.46 is: 65,020.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,926.40 : 114,438.47 = 47,116.46 : x
  2. Step 2: Convert to fraction form
    82,926.40/114,438.47 = 47,116.46/x
  3. Step 3: Cross multiply
    82,926.40x = 114,438.47 × 47,116.46
  4. Step 4: Simplify right side
    82,926.40x = 5,391,934,929.49
  5. Step 5: Solve for x
    x = 5,391,934,929.49/82,926.40
  6. Step 6: Final answer
    x = 65,020.73

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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.