Home / 98,998.22-148,524.77-45,706.50

Finding the Fourth Proportional to 98,998.22, 148,524.77 and 45,706.50

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Solution

The fourth proportional to 98,998.22, 148,524.77 and 45,706.50 is: 68,572.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,998.22 : 148,524.77 = 45,706.50 : x
  2. Step 2: Convert to fraction form
    98,998.22/148,524.77 = 45,706.50/x
  3. Step 3: Cross multiply
    98,998.22x = 148,524.77 × 45,706.50
  4. Step 4: Simplify right side
    98,998.22x = 6,788,547,514.27
  5. Step 5: Solve for x
    x = 6,788,547,514.27/98,998.22
  6. Step 6: Final answer
    x = 68,572.42

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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.