Home / 99,758.96-149,638.52-58,176.80

Finding the Fourth Proportional to 99,758.96, 149,638.52 and 58,176.80

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Solution

The fourth proportional to 99,758.96, 149,638.52 and 58,176.80 is: 87,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,758.96 : 149,638.52 = 58,176.80 : x
  2. Step 2: Convert to fraction form
    99,758.96/149,638.52 = 58,176.80/x
  3. Step 3: Cross multiply
    99,758.96x = 149,638.52 × 58,176.80
  4. Step 4: Simplify right side
    99,758.96x = 8,705,490,250.34
  5. Step 5: Solve for x
    x = 8,705,490,250.34/99,758.96
  6. Step 6: Final answer
    x = 87,265.25

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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.