Home / 98,012.22-147,000.75-25,965.62

Finding the Fourth Proportional to 98,012.22, 147,000.75 and 25,965.62

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Solution

The fourth proportional to 98,012.22, 147,000.75 and 25,965.62 is: 38,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,012.22 : 147,000.75 = 25,965.62 : x
  2. Step 2: Convert to fraction form
    98,012.22/147,000.75 = 25,965.62/x
  3. Step 3: Cross multiply
    98,012.22x = 147,000.75 × 25,965.62
  4. Step 4: Simplify right side
    98,012.22x = 3,816,964,879.21
  5. Step 5: Solve for x
    x = 3,816,964,879.21/98,012.22
  6. Step 6: Final answer
    x = 38,943.77

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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.