Home / 98,608.50-136,089.30-58,335.23

Finding the Fourth Proportional to 98,608.50, 136,089.30 and 58,335.23

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Solution

The fourth proportional to 98,608.50, 136,089.30 and 58,335.23 is: 80,508.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,608.50 : 136,089.30 = 58,335.23 : x
  2. Step 2: Convert to fraction form
    98,608.50/136,089.30 = 58,335.23/x
  3. Step 3: Cross multiply
    98,608.50x = 136,089.30 × 58,335.23
  4. Step 4: Simplify right side
    98,608.50x = 7,938,800,616.04
  5. Step 5: Solve for x
    x = 7,938,800,616.04/98,608.50
  6. Step 6: Final answer
    x = 80,508.28

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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.