Home / 40,477.56-55,837.80-32,932.32

Finding the Fourth Proportional to 40,477.56, 55,837.80 and 32,932.32

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Solution

The fourth proportional to 40,477.56, 55,837.80 and 32,932.32 is: 45,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,477.56 : 55,837.80 = 32,932.32 : x
  2. Step 2: Convert to fraction form
    40,477.56/55,837.80 = 32,932.32/x
  3. Step 3: Cross multiply
    40,477.56x = 55,837.80 × 32,932.32
  4. Step 4: Simplify right side
    40,477.56x = 1,838,868,297.70
  5. Step 5: Solve for x
    x = 1,838,868,297.70/40,477.56
  6. Step 6: Final answer
    x = 45,429.33

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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.