Home / 98,012.24-147,103.72-55,976.48

Finding the Fourth Proportional to 98,012.24, 147,103.72 and 55,976.48

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Solution

The fourth proportional to 98,012.24, 147,103.72 and 55,976.48 is: 84,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,012.24 : 147,103.72 = 55,976.48 : x
  2. Step 2: Convert to fraction form
    98,012.24/147,103.72 = 55,976.48/x
  3. Step 3: Cross multiply
    98,012.24x = 147,103.72 × 55,976.48
  4. Step 4: Simplify right side
    98,012.24x = 8,234,348,440.51
  5. Step 5: Solve for x
    x = 8,234,348,440.51/98,012.24
  6. Step 6: Final answer
    x = 84,013.47

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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.