Home / 38,869.60-58,304.40-31,093.60

Finding the Fourth Proportional to 38,869.60, 58,304.40 and 31,093.60

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Solution

The fourth proportional to 38,869.60, 58,304.40 and 31,093.60 is: 46,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.60 : 58,304.40 = 31,093.60 : x
  2. Step 2: Convert to fraction form
    38,869.60/58,304.40 = 31,093.60/x
  3. Step 3: Cross multiply
    38,869.60x = 58,304.40 × 31,093.60
  4. Step 4: Simplify right side
    38,869.60x = 1,812,893,691.84
  5. Step 5: Solve for x
    x = 1,812,893,691.84/38,869.60
  6. Step 6: Final answer
    x = 46,640.40

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1.5x scale

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.