Home / 198,150.30-297,225.45-64,998.45

Finding the Fourth Proportional to 198,150.30, 297,225.45 and 64,998.45

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Solution

The fourth proportional to 198,150.30, 297,225.45 and 64,998.45 is: 97,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,150.30 : 297,225.45 = 64,998.45 : x
  2. Step 2: Convert to fraction form
    198,150.30/297,225.45 = 64,998.45/x
  3. Step 3: Cross multiply
    198,150.30x = 297,225.45 × 64,998.45
  4. Step 4: Simplify right side
    198,150.30x = 19,319,193,550.55
  5. Step 5: Solve for x
    x = 19,319,193,550.55/198,150.30
  6. Step 6: Final answer
    x = 97,497.68

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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.