Home / 197,258.40-295,693.20-97,336.80

Finding the Fourth Proportional to 197,258.40, 295,693.20 and 97,336.80

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Solution

The fourth proportional to 197,258.40, 295,693.20 and 97,336.80 is: 145,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,258.40 : 295,693.20 = 97,336.80 : x
  2. Step 2: Convert to fraction form
    197,258.40/295,693.20 = 97,336.80/x
  3. Step 3: Cross multiply
    197,258.40x = 295,693.20 × 97,336.80
  4. Step 4: Simplify right side
    197,258.40x = 28,781,829,869.76
  5. Step 5: Solve for x
    x = 28,781,829,869.76/197,258.40
  6. Step 6: Final answer
    x = 145,909.27

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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.