Home / 51,054.72-70,462.08-28,703.04

Finding the Fourth Proportional to 51,054.72, 70,462.08 and 28,703.04

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Solution

The fourth proportional to 51,054.72, 70,462.08 and 28,703.04 is: 39,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,054.72 : 70,462.08 = 28,703.04 : x
  2. Step 2: Convert to fraction form
    51,054.72/70,462.08 = 28,703.04/x
  3. Step 3: Cross multiply
    51,054.72x = 70,462.08 × 28,703.04
  4. Step 4: Simplify right side
    51,054.72x = 2,022,475,900.72
  5. Step 5: Solve for x
    x = 2,022,475,900.72/51,054.72
  6. Step 6: Final answer
    x = 39,613.89

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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.