Home / 83,837.43-115,637.07-56,933.24

Finding the Fourth Proportional to 83,837.43, 115,637.07 and 56,933.24

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Solution

The fourth proportional to 83,837.43, 115,637.07 and 56,933.24 is: 78,528.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,837.43 : 115,637.07 = 56,933.24 : x
  2. Step 2: Convert to fraction form
    83,837.43/115,637.07 = 56,933.24/x
  3. Step 3: Cross multiply
    83,837.43x = 115,637.07 × 56,933.24
  4. Step 4: Simplify right side
    83,837.43x = 6,583,592,481.02
  5. Step 5: Solve for x
    x = 6,583,592,481.02/83,837.43
  6. Step 6: Final answer
    x = 78,528.08

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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.