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Finding the Fourth Proportional to 69,195.70, 95,461.74 and 51,089.74

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Solution

The fourth proportional to 69,195.70, 95,461.74 and 51,089.74 is: 70,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,195.70 : 95,461.74 = 51,089.74 : x
  2. Step 2: Convert to fraction form
    69,195.70/95,461.74 = 51,089.74/x
  3. Step 3: Cross multiply
    69,195.70x = 95,461.74 × 51,089.74
  4. Step 4: Simplify right side
    69,195.70x = 4,877,115,476.55
  5. Step 5: Solve for x
    x = 4,877,115,476.55/69,195.70
  6. Step 6: Final answer
    x = 70,482.93

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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.