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Finding the Fourth Proportional to 24,590.64, 33,946.64 and 19,220.90

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Solution

The fourth proportional to 24,590.64, 33,946.64 and 19,220.90 is: 26,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,590.64 : 33,946.64 = 19,220.90 : x
  2. Step 2: Convert to fraction form
    24,590.64/33,946.64 = 19,220.90/x
  3. Step 3: Cross multiply
    24,590.64x = 33,946.64 × 19,220.90
  4. Step 4: Simplify right side
    24,590.64x = 652,484,887.13
  5. Step 5: Solve for x
    x = 652,484,887.13/24,590.64
  6. Step 6: Final answer
    x = 26,533.87

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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.