Home / 97,007.92-133,869.60-54,566.40

Finding the Fourth Proportional to 97,007.92, 133,869.60 and 54,566.40

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Solution

The fourth proportional to 97,007.92, 133,869.60 and 54,566.40 is: 75,300.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,007.92 : 133,869.60 = 54,566.40 : x
  2. Step 2: Convert to fraction form
    97,007.92/133,869.60 = 54,566.40/x
  3. Step 3: Cross multiply
    97,007.92x = 133,869.60 × 54,566.40
  4. Step 4: Simplify right side
    97,007.92x = 7,304,782,141.44
  5. Step 5: Solve for x
    x = 7,304,782,141.44/97,007.92
  6. Step 6: Final answer
    x = 75,300.88

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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.