Home / 52,174.74-72,000.60-28,300.91

Finding the Fourth Proportional to 52,174.74, 72,000.60 and 28,300.91

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Solution

The fourth proportional to 52,174.74, 72,000.60 and 28,300.91 is: 39,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,174.74 : 72,000.60 = 28,300.91 : x
  2. Step 2: Convert to fraction form
    52,174.74/72,000.60 = 28,300.91/x
  3. Step 3: Cross multiply
    52,174.74x = 72,000.60 × 28,300.91
  4. Step 4: Simplify right side
    52,174.74x = 2,037,682,140.54
  5. Step 5: Solve for x
    x = 2,037,682,140.54/52,174.74
  6. Step 6: Final answer
    x = 39,054.96

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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.