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Finding the Fourth Proportional to 70,002.59, 105,064.56 and 36,746.15

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Solution

The fourth proportional to 70,002.59, 105,064.56 and 36,746.15 is: 55,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,002.59 : 105,064.56 = 36,746.15 : x
  2. Step 2: Convert to fraction form
    70,002.59/105,064.56 = 36,746.15/x
  3. Step 3: Cross multiply
    70,002.59x = 105,064.56 × 36,746.15
  4. Step 4: Simplify right side
    70,002.59x = 3,860,717,556.12
  5. Step 5: Solve for x
    x = 3,860,717,556.12/70,002.59
  6. Step 6: Final answer
    x = 55,151.07

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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.