Home / 147,927.96-204,140.61-79,944.71

Finding the Fourth Proportional to 147,927.96, 204,140.61 and 79,944.71

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Solution

The fourth proportional to 147,927.96, 204,140.61 and 79,944.71 is: 110,323.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,927.96 : 204,140.61 = 79,944.71 : x
  2. Step 2: Convert to fraction form
    147,927.96/204,140.61 = 79,944.71/x
  3. Step 3: Cross multiply
    147,927.96x = 204,140.61 × 79,944.71
  4. Step 4: Simplify right side
    147,927.96x = 16,319,960,844.97
  5. Step 5: Solve for x
    x = 16,319,960,844.97/147,927.96
  6. Step 6: Final answer
    x = 110,323.71

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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.