Home / 45,027.04-62,109.78-28,888.86

Finding the Fourth Proportional to 45,027.04, 62,109.78 and 28,888.86

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Solution

The fourth proportional to 45,027.04, 62,109.78 and 28,888.86 is: 39,848.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,027.04 : 62,109.78 = 28,888.86 : x
  2. Step 2: Convert to fraction form
    45,027.04/62,109.78 = 28,888.86/x
  3. Step 3: Cross multiply
    45,027.04x = 62,109.78 × 28,888.86
  4. Step 4: Simplify right side
    45,027.04x = 1,794,280,739.05
  5. Step 5: Solve for x
    x = 1,794,280,739.05/45,027.04
  6. Step 6: Final answer
    x = 39,848.96

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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.