Home / 39,312.12-54,232.58-23,168.42

Finding the Fourth Proportional to 39,312.12, 54,232.58 and 23,168.42

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Solution

The fourth proportional to 39,312.12, 54,232.58 and 23,168.42 is: 31,961.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.12 : 54,232.58 = 23,168.42 : x
  2. Step 2: Convert to fraction form
    39,312.12/54,232.58 = 23,168.42/x
  3. Step 3: Cross multiply
    39,312.12x = 54,232.58 × 23,168.42
  4. Step 4: Simplify right side
    39,312.12x = 1,256,482,804.12
  5. Step 5: Solve for x
    x = 1,256,482,804.12/39,312.12
  6. Step 6: Final answer
    x = 31,961.72

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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.