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Finding the Fourth Proportional to 58,057.16, 80,135.88 and 37,917.16

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Solution

The fourth proportional to 58,057.16, 80,135.88 and 37,917.16 is: 52,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,057.16 : 80,135.88 = 37,917.16 : x
  2. Step 2: Convert to fraction form
    58,057.16/80,135.88 = 37,917.16/x
  3. Step 3: Cross multiply
    58,057.16x = 80,135.88 × 37,917.16
  4. Step 4: Simplify right side
    58,057.16x = 3,038,525,305.22
  5. Step 5: Solve for x
    x = 3,038,525,305.22/58,057.16
  6. Step 6: Final answer
    x = 52,336.79

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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.