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Finding the Fourth Proportional to 98,315.08, 147,472.86 and 35,951.56

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Solution

The fourth proportional to 98,315.08, 147,472.86 and 35,951.56 is: 53,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,315.08 : 147,472.86 = 35,951.56 : x
  2. Step 2: Convert to fraction form
    98,315.08/147,472.86 = 35,951.56/x
  3. Step 3: Cross multiply
    98,315.08x = 147,472.86 × 35,951.56
  4. Step 4: Simplify right side
    98,315.08x = 5,301,879,374.66
  5. Step 5: Solve for x
    x = 5,301,879,374.66/98,315.08
  6. Step 6: Final answer
    x = 53,927.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.