Home / 52,456.31-78,695.66-16,919.63

Finding the Fourth Proportional to 52,456.31, 78,695.66 and 16,919.63

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Solution

The fourth proportional to 52,456.31, 78,695.66 and 16,919.63 is: 25,383.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,456.31 : 78,695.66 = 16,919.63 : x
  2. Step 2: Convert to fraction form
    52,456.31/78,695.66 = 16,919.63/x
  3. Step 3: Cross multiply
    52,456.31x = 78,695.66 × 16,919.63
  4. Step 4: Simplify right side
    52,456.31x = 1,331,501,657.12
  5. Step 5: Solve for x
    x = 1,331,501,657.12/52,456.31
  6. Step 6: Final answer
    x = 25,383.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.