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Finding the Fourth Proportional to 49,056.40, 73,603.80 and 17,894.80

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Solution

The fourth proportional to 49,056.40, 73,603.80 and 17,894.80 is: 26,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,056.40 : 73,603.80 = 17,894.80 : x
  2. Step 2: Convert to fraction form
    49,056.40/73,603.80 = 17,894.80/x
  3. Step 3: Cross multiply
    49,056.40x = 73,603.80 × 17,894.80
  4. Step 4: Simplify right side
    49,056.40x = 1,317,125,280.24
  5. Step 5: Solve for x
    x = 1,317,125,280.24/49,056.40
  6. Step 6: Final answer
    x = 26,849.20

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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.