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Finding the Fourth Proportional to 94,281.80, 130,108.86 and 51,843.08

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Solution

The fourth proportional to 94,281.80, 130,108.86 and 51,843.08 is: 71,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,281.80 : 130,108.86 = 51,843.08 : x
  2. Step 2: Convert to fraction form
    94,281.80/130,108.86 = 51,843.08/x
  3. Step 3: Cross multiply
    94,281.80x = 130,108.86 × 51,843.08
  4. Step 4: Simplify right side
    94,281.80x = 6,745,244,037.69
  5. Step 5: Solve for x
    x = 6,745,244,037.69/94,281.80
  6. Step 6: Final answer
    x = 71,543.44

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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.