Home / 52,158.08-71,977.52-28,284.47

Finding the Fourth Proportional to 52,158.08, 71,977.52 and 28,284.47

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Solution

The fourth proportional to 52,158.08, 71,977.52 and 28,284.47 is: 39,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,158.08 : 71,977.52 = 28,284.47 : x
  2. Step 2: Convert to fraction form
    52,158.08/71,977.52 = 28,284.47/x
  3. Step 3: Cross multiply
    52,158.08x = 71,977.52 × 28,284.47
  4. Step 4: Simplify right side
    52,158.08x = 2,035,845,985.85
  5. Step 5: Solve for x
    x = 2,035,845,985.85/52,158.08
  6. Step 6: Final answer
    x = 39,032.22

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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.