Home / 52,581.63-72,564.36-28,710.12

Finding the Fourth Proportional to 52,581.63, 72,564.36 and 28,710.12

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Solution

The fourth proportional to 52,581.63, 72,564.36 and 28,710.12 is: 39,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,581.63 : 72,564.36 = 28,710.12 : x
  2. Step 2: Convert to fraction form
    52,581.63/72,564.36 = 28,710.12/x
  3. Step 3: Cross multiply
    52,581.63x = 72,564.36 × 28,710.12
  4. Step 4: Simplify right side
    52,581.63x = 2,083,331,483.32
  5. Step 5: Solve for x
    x = 2,083,331,483.32/52,581.63
  6. Step 6: Final answer
    x = 39,620.90

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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.