Home / 38,738.40-53,484.56-29,769.60

Finding the Fourth Proportional to 38,738.40, 53,484.56 and 29,769.60

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Solution

The fourth proportional to 38,738.40, 53,484.56 and 29,769.60 is: 41,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.40 : 53,484.56 = 29,769.60 : x
  2. Step 2: Convert to fraction form
    38,738.40/53,484.56 = 29,769.60/x
  3. Step 3: Cross multiply
    38,738.40x = 53,484.56 × 29,769.60
  4. Step 4: Simplify right side
    38,738.40x = 1,592,213,957.38
  5. Step 5: Solve for x
    x = 1,592,213,957.38/38,738.40
  6. Step 6: Final answer
    x = 41,101.70

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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.