Home / 50,445.08-69,580.86-31,549.40

Finding the Fourth Proportional to 50,445.08, 69,580.86 and 31,549.40

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Solution

The fourth proportional to 50,445.08, 69,580.86 and 31,549.40 is: 43,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,445.08 : 69,580.86 = 31,549.40 : x
  2. Step 2: Convert to fraction form
    50,445.08/69,580.86 = 31,549.40/x
  3. Step 3: Cross multiply
    50,445.08x = 69,580.86 × 31,549.40
  4. Step 4: Simplify right side
    50,445.08x = 2,195,234,384.48
  5. Step 5: Solve for x
    x = 2,195,234,384.48/50,445.08
  6. Step 6: Final answer
    x = 43,517.31

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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.