Home / 146,034.37-201,527.62-81,503.61

Finding the Fourth Proportional to 146,034.37, 201,527.62 and 81,503.61

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Solution

The fourth proportional to 146,034.37, 201,527.62 and 81,503.61 is: 112,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,034.37 : 201,527.62 = 81,503.61 : x
  2. Step 2: Convert to fraction form
    146,034.37/201,527.62 = 81,503.61/x
  3. Step 3: Cross multiply
    146,034.37x = 201,527.62 × 81,503.61
  4. Step 4: Simplify right side
    146,034.37x = 16,425,228,544.71
  5. Step 5: Solve for x
    x = 16,425,228,544.71/146,034.37
  6. Step 6: Final answer
    x = 112,475.09

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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.