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Finding the Fourth Proportional to 148,187.52, 204,500.16 and 84,529.08

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Solution

The fourth proportional to 148,187.52, 204,500.16 and 84,529.08 is: 116,650.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,187.52 : 204,500.16 = 84,529.08 : x
  2. Step 2: Convert to fraction form
    148,187.52/204,500.16 = 84,529.08/x
  3. Step 3: Cross multiply
    148,187.52x = 204,500.16 × 84,529.08
  4. Step 4: Simplify right side
    148,187.52x = 17,286,210,384.65
  5. Step 5: Solve for x
    x = 17,286,210,384.65/148,187.52
  6. Step 6: Final answer
    x = 116,650.92

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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.