Home / 43,402.72-59,862.90-31,505.44

Finding the Fourth Proportional to 43,402.72, 59,862.90 and 31,505.44

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Solution

The fourth proportional to 43,402.72, 59,862.90 and 31,505.44 is: 43,453.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,402.72 : 59,862.90 = 31,505.44 : x
  2. Step 2: Convert to fraction form
    43,402.72/59,862.90 = 31,505.44/x
  3. Step 3: Cross multiply
    43,402.72x = 59,862.90 × 31,505.44
  4. Step 4: Simplify right side
    43,402.72x = 1,886,007,004.18
  5. Step 5: Solve for x
    x = 1,886,007,004.18/43,402.72
  6. Step 6: Final answer
    x = 43,453.66

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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.