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Finding the Fourth Proportional to 55,752.60, 83,628.90 and 26,228.10

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Solution

The fourth proportional to 55,752.60, 83,628.90 and 26,228.10 is: 39,342.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,752.60 : 83,628.90 = 26,228.10 : x
  2. Step 2: Convert to fraction form
    55,752.60/83,628.90 = 26,228.10/x
  3. Step 3: Cross multiply
    55,752.60x = 83,628.90 × 26,228.10
  4. Step 4: Simplify right side
    55,752.60x = 2,193,427,152.09
  5. Step 5: Solve for x
    x = 2,193,427,152.09/55,752.60
  6. Step 6: Final answer
    x = 39,342.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.