Home / 99,514.20-149,076.90-59,953.80

Finding the Fourth Proportional to 99,514.20, 149,076.90 and 59,953.80

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Solution

The fourth proportional to 99,514.20, 149,076.90 and 59,953.80 is: 89,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,514.20 : 149,076.90 = 59,953.80 : x
  2. Step 2: Convert to fraction form
    99,514.20/149,076.90 = 59,953.80/x
  3. Step 3: Cross multiply
    99,514.20x = 149,076.90 × 59,953.80
  4. Step 4: Simplify right side
    99,514.20x = 8,937,726,647.22
  5. Step 5: Solve for x
    x = 8,937,726,647.22/99,514.20
  6. Step 6: Final answer
    x = 89,813.58

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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.