Home / 147,500.70-203,547.03-82,976.94

Finding the Fourth Proportional to 147,500.70, 203,547.03 and 82,976.94

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Solution

The fourth proportional to 147,500.70, 203,547.03 and 82,976.94 is: 114,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,500.70 : 203,547.03 = 82,976.94 : x
  2. Step 2: Convert to fraction form
    147,500.70/203,547.03 = 82,976.94/x
  3. Step 3: Cross multiply
    147,500.70x = 203,547.03 × 82,976.94
  4. Step 4: Simplify right side
    147,500.70x = 16,889,709,695.49
  5. Step 5: Solve for x
    x = 16,889,709,695.49/147,500.70
  6. Step 6: Final answer
    x = 114,505.96

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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.