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Finding the Fourth Proportional to 89,615.62, 134,423.43 and 37,026.47

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Solution

The fourth proportional to 89,615.62, 134,423.43 and 37,026.47 is: 55,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,615.62 : 134,423.43 = 37,026.47 : x
  2. Step 2: Convert to fraction form
    89,615.62/134,423.43 = 37,026.47/x
  3. Step 3: Cross multiply
    89,615.62x = 134,423.43 × 37,026.47
  4. Step 4: Simplify right side
    89,615.62x = 4,977,224,240.94
  5. Step 5: Solve for x
    x = 4,977,224,240.94/89,615.62
  6. Step 6: Final answer
    x = 55,539.70

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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.