Home / 148,248.06-204,583.98-80,266.53

Finding the Fourth Proportional to 148,248.06, 204,583.98 and 80,266.53

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Solution

The fourth proportional to 148,248.06, 204,583.98 and 80,266.53 is: 110,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,248.06 : 204,583.98 = 80,266.53 : x
  2. Step 2: Convert to fraction form
    148,248.06/204,583.98 = 80,266.53/x
  3. Step 3: Cross multiply
    148,248.06x = 204,583.98 × 80,266.53
  4. Step 4: Simplify right side
    148,248.06x = 16,421,246,168.19
  5. Step 5: Solve for x
    x = 16,421,246,168.19/148,248.06
  6. Step 6: Final answer
    x = 110,768.71

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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.