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Finding the Fourth Proportional to 58,626.25, 80,873.62 and 35,970.30

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Solution

The fourth proportional to 58,626.25, 80,873.62 and 35,970.30 is: 49,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,626.25 : 80,873.62 = 35,970.30 : x
  2. Step 2: Convert to fraction form
    58,626.25/80,873.62 = 35,970.30/x
  3. Step 3: Cross multiply
    58,626.25x = 80,873.62 × 35,970.30
  4. Step 4: Simplify right side
    58,626.25x = 2,909,047,969.12
  5. Step 5: Solve for x
    x = 2,909,047,969.12/58,626.25
  6. Step 6: Final answer
    x = 49,620.23

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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.