Home / 83,211.68-114,804.08-47,376.34

Finding the Fourth Proportional to 83,211.68, 114,804.08 and 47,376.34

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Solution

The fourth proportional to 83,211.68, 114,804.08 and 47,376.34 is: 65,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,211.68 : 114,804.08 = 47,376.34 : x
  2. Step 2: Convert to fraction form
    83,211.68/114,804.08 = 47,376.34/x
  3. Step 3: Cross multiply
    83,211.68x = 114,804.08 × 47,376.34
  4. Step 4: Simplify right side
    83,211.68x = 5,438,996,553.45
  5. Step 5: Solve for x
    x = 5,438,996,553.45/83,211.68
  6. Step 6: Final answer
    x = 65,363.38

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1.5x scale

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.