Home / 96,819.81-133,609.59-53,799.48

Finding the Fourth Proportional to 96,819.81, 133,609.59 and 53,799.48

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Solution

The fourth proportional to 96,819.81, 133,609.59 and 53,799.48 is: 74,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,819.81 : 133,609.59 = 53,799.48 : x
  2. Step 2: Convert to fraction form
    96,819.81/133,609.59 = 53,799.48/x
  3. Step 3: Cross multiply
    96,819.81x = 133,609.59 × 53,799.48
  4. Step 4: Simplify right side
    96,819.81x = 7,188,126,465.01
  5. Step 5: Solve for x
    x = 7,188,126,465.01/96,819.81
  6. Step 6: Final answer
    x = 74,242.31

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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.