Home / 38,460.60-53,056.68-29,947.56

Finding the Fourth Proportional to 38,460.60, 53,056.68 and 29,947.56

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Solution

The fourth proportional to 38,460.60, 53,056.68 and 29,947.56 is: 41,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,460.60 : 53,056.68 = 29,947.56 : x
  2. Step 2: Convert to fraction form
    38,460.60/53,056.68 = 29,947.56/x
  3. Step 3: Cross multiply
    38,460.60x = 53,056.68 × 29,947.56
  4. Step 4: Simplify right side
    38,460.60x = 1,588,918,107.70
  5. Step 5: Solve for x
    x = 1,588,918,107.70/38,460.60
  6. Step 6: Final answer
    x = 41,312.88

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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.