Home / 148,325.94-204,689.97-80,343.06

Finding the Fourth Proportional to 148,325.94, 204,689.97 and 80,343.06

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Solution

The fourth proportional to 148,325.94, 204,689.97 and 80,343.06 is: 110,873.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,325.94 : 204,689.97 = 80,343.06 : x
  2. Step 2: Convert to fraction form
    148,325.94/204,689.97 = 80,343.06/x
  3. Step 3: Cross multiply
    148,325.94x = 204,689.97 × 80,343.06
  4. Step 4: Simplify right side
    148,325.94x = 16,445,418,541.11
  5. Step 5: Solve for x
    x = 16,445,418,541.11/148,325.94
  6. Step 6: Final answer
    x = 110,873.52

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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.