Home / 148,146.08-204,401.08-84,460.64

Finding the Fourth Proportional to 148,146.08, 204,401.08 and 84,460.64

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Solution

The fourth proportional to 148,146.08, 204,401.08 and 84,460.64 is: 116,532.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,146.08 : 204,401.08 = 84,460.64 : x
  2. Step 2: Convert to fraction form
    148,146.08/204,401.08 = 84,460.64/x
  3. Step 3: Cross multiply
    148,146.08x = 204,401.08 × 84,460.64
  4. Step 4: Simplify right side
    148,146.08x = 17,263,846,033.49
  5. Step 5: Solve for x
    x = 17,263,846,033.49/148,146.08
  6. Step 6: Final answer
    x = 116,532.59

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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.