Home / 39,170.64-54,050.04-23,038.68

Finding the Fourth Proportional to 39,170.64, 54,050.04 and 23,038.68

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Solution

The fourth proportional to 39,170.64, 54,050.04 and 23,038.68 is: 31,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,170.64 : 54,050.04 = 23,038.68 : x
  2. Step 2: Convert to fraction form
    39,170.64/54,050.04 = 23,038.68/x
  3. Step 3: Cross multiply
    39,170.64x = 54,050.04 × 23,038.68
  4. Step 4: Simplify right side
    39,170.64x = 1,245,241,575.55
  5. Step 5: Solve for x
    x = 1,245,241,575.55/39,170.64
  6. Step 6: Final answer
    x = 31,790.18

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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.