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Finding the Fourth Proportional to 32,628.80, 48,904.80 and 17,038.40

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Solution

The fourth proportional to 32,628.80, 48,904.80 and 17,038.40 is: 25,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,628.80 : 48,904.80 = 17,038.40 : x
  2. Step 2: Convert to fraction form
    32,628.80/48,904.80 = 17,038.40/x
  3. Step 3: Cross multiply
    32,628.80x = 48,904.80 × 17,038.40
  4. Step 4: Simplify right side
    32,628.80x = 833,259,544.32
  5. Step 5: Solve for x
    x = 833,259,544.32/32,628.80
  6. Step 6: Final answer
    x = 25,537.55

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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.