Home / 198,248.06-273,457.85-117,618.50

Finding the Fourth Proportional to 198,248.06, 273,457.85 and 117,618.50

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Solution

The fourth proportional to 198,248.06, 273,457.85 and 117,618.50 is: 162,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,248.06 : 273,457.85 = 117,618.50 : x
  2. Step 2: Convert to fraction form
    198,248.06/273,457.85 = 117,618.50/x
  3. Step 3: Cross multiply
    198,248.06x = 273,457.85 × 117,618.50
  4. Step 4: Simplify right side
    198,248.06x = 32,163,702,225.78
  5. Step 5: Solve for x
    x = 32,163,702,225.78/198,248.06
  6. Step 6: Final answer
    x = 162,239.68

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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.