Home / 36,870.68-55,305.96-29,440.32

Finding the Fourth Proportional to 36,870.68, 55,305.96 and 29,440.32

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Solution

The fourth proportional to 36,870.68, 55,305.96 and 29,440.32 is: 44,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,870.68 : 55,305.96 = 29,440.32 : x
  2. Step 2: Convert to fraction form
    36,870.68/55,305.96 = 29,440.32/x
  3. Step 3: Cross multiply
    36,870.68x = 55,305.96 × 29,440.32
  4. Step 4: Simplify right side
    36,870.68x = 1,628,225,160.31
  5. Step 5: Solve for x
    x = 1,628,225,160.31/36,870.68
  6. Step 6: Final answer
    x = 44,160.43

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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.