Home / 198,070.58-296,598.75-109,225.53

Finding the Fourth Proportional to 198,070.58, 296,598.75 and 109,225.53

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Solution

The fourth proportional to 198,070.58, 296,598.75 and 109,225.53 is: 163,558.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,070.58 : 296,598.75 = 109,225.53 : x
  2. Step 2: Convert to fraction form
    198,070.58/296,598.75 = 109,225.53/x
  3. Step 3: Cross multiply
    198,070.58x = 296,598.75 × 109,225.53
  4. Step 4: Simplify right side
    198,070.58x = 32,396,155,256.49
  5. Step 5: Solve for x
    x = 32,396,155,256.49/198,070.58
  6. Step 6: Final answer
    x = 163,558.64

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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.