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Finding the Fourth Proportional to 73,224.10, 109,848.30 and 28,852.30

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Solution

The fourth proportional to 73,224.10, 109,848.30 and 28,852.30 is: 43,283.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224.10 : 109,848.30 = 28,852.30 : x
  2. Step 2: Convert to fraction form
    73,224.10/109,848.30 = 28,852.30/x
  3. Step 3: Cross multiply
    73,224.10x = 109,848.30 × 28,852.30
  4. Step 4: Simplify right side
    73,224.10x = 3,169,376,106.09
  5. Step 5: Solve for x
    x = 3,169,376,106.09/73,224.10
  6. Step 6: Final answer
    x = 43,283.24

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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.