Home / 98,011.85-147,000.20-25,965.23

Finding the Fourth Proportional to 98,011.85, 147,000.20 and 25,965.23

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Solution

The fourth proportional to 98,011.85, 147,000.20 and 25,965.23 is: 38,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,011.85 : 147,000.20 = 25,965.23 : x
  2. Step 2: Convert to fraction form
    98,011.85/147,000.20 = 25,965.23/x
  3. Step 3: Cross multiply
    98,011.85x = 147,000.20 × 25,965.23
  4. Step 4: Simplify right side
    98,011.85x = 3,816,894,240.72
  5. Step 5: Solve for x
    x = 3,816,894,240.72/98,011.85
  6. Step 6: Final answer
    x = 38,943.19

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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.