Home / 97,066.32-133,929.30-54,609.36

Finding the Fourth Proportional to 97,066.32, 133,929.30 and 54,609.36

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Solution

The fourth proportional to 97,066.32, 133,929.30 and 54,609.36 is: 75,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,066.32 : 133,929.30 = 54,609.36 : x
  2. Step 2: Convert to fraction form
    97,066.32/133,929.30 = 54,609.36/x
  3. Step 3: Cross multiply
    97,066.32x = 133,929.30 × 54,609.36
  4. Step 4: Simplify right side
    97,066.32x = 7,313,793,358.25
  5. Step 5: Solve for x
    x = 7,313,793,358.25/97,066.32
  6. Step 6: Final answer
    x = 75,348.41

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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.