Home / 36,881.60-55,322.40-31,049.60

Finding the Fourth Proportional to 36,881.60, 55,322.40 and 31,049.60

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Solution

The fourth proportional to 36,881.60, 55,322.40 and 31,049.60 is: 46,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,881.60 : 55,322.40 = 31,049.60 : x
  2. Step 2: Convert to fraction form
    36,881.60/55,322.40 = 31,049.60/x
  3. Step 3: Cross multiply
    36,881.60x = 55,322.40 × 31,049.60
  4. Step 4: Simplify right side
    36,881.60x = 1,717,738,391.04
  5. Step 5: Solve for x
    x = 1,717,738,391.04/36,881.60
  6. Step 6: Final answer
    x = 46,574.40

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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.