Home / 62,300.70-85,974.39-38,417.82

Finding the Fourth Proportional to 62,300.70, 85,974.39 and 38,417.82

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Solution

The fourth proportional to 62,300.70, 85,974.39 and 38,417.82 is: 53,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,300.70 : 85,974.39 = 38,417.82 : x
  2. Step 2: Convert to fraction form
    62,300.70/85,974.39 = 38,417.82/x
  3. Step 3: Cross multiply
    62,300.70x = 85,974.39 × 38,417.82
  4. Step 4: Simplify right side
    62,300.70x = 3,302,948,639.63
  5. Step 5: Solve for x
    x = 3,302,948,639.63/62,300.70
  6. Step 6: Final answer
    x = 53,016.24

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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.