Home / 217,337.80-326,168.70-112,102.60

Finding the Fourth Proportional to 217,337.80, 326,168.70 and 112,102.60

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Solution

The fourth proportional to 217,337.80, 326,168.70 and 112,102.60 is: 168,237.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,337.80 : 326,168.70 = 112,102.60 : x
  2. Step 2: Convert to fraction form
    217,337.80/326,168.70 = 112,102.60/x
  3. Step 3: Cross multiply
    217,337.80x = 326,168.70 × 112,102.60
  4. Step 4: Simplify right side
    217,337.80x = 36,564,359,308.62
  5. Step 5: Solve for x
    x = 36,564,359,308.62/217,337.80
  6. Step 6: Final answer
    x = 168,237.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.