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Finding the Fourth Proportional to 70,000.65, 105,001.04 and 17,410.14

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Solution

The fourth proportional to 70,000.65, 105,001.04 and 17,410.14 is: 26,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,000.65 : 105,001.04 = 17,410.14 : x
  2. Step 2: Convert to fraction form
    70,000.65/105,001.04 = 17,410.14/x
  3. Step 3: Cross multiply
    70,000.65x = 105,001.04 × 17,410.14
  4. Step 4: Simplify right side
    70,000.65x = 1,828,082,806.55
  5. Step 5: Solve for x
    x = 1,828,082,806.55/70,000.65
  6. Step 6: Final answer
    x = 26,115.23

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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.