Home / 52,317.70-72,201.38-28,443.86

Finding the Fourth Proportional to 52,317.70, 72,201.38 and 28,443.86

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Solution

The fourth proportional to 52,317.70, 72,201.38 and 28,443.86 is: 39,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,317.70 : 72,201.38 = 28,443.86 : x
  2. Step 2: Convert to fraction form
    52,317.70/72,201.38 = 28,443.86/x
  3. Step 3: Cross multiply
    52,317.70x = 72,201.38 × 28,443.86
  4. Step 4: Simplify right side
    52,317.70x = 2,053,685,712.06
  5. Step 5: Solve for x
    x = 2,053,685,712.06/52,317.70
  6. Step 6: Final answer
    x = 39,254.13

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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.