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Finding the Fourth Proportional to 70,522.94, 105,801.92 and 35,000.94

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Solution

The fourth proportional to 70,522.94, 105,801.92 and 35,000.94 is: 52,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,522.94 : 105,801.92 = 35,000.94 : x
  2. Step 2: Convert to fraction form
    70,522.94/105,801.92 = 35,000.94/x
  3. Step 3: Cross multiply
    70,522.94x = 105,801.92 × 35,000.94
  4. Step 4: Simplify right side
    70,522.94x = 3,703,166,653.80
  5. Step 5: Solve for x
    x = 3,703,166,653.80/70,522.94
  6. Step 6: Final answer
    x = 52,510.10

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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.