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Finding the Fourth Proportional to 40,166.99, 60,250.48 and 10,587.81

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Solution

The fourth proportional to 40,166.99, 60,250.48 and 10,587.81 is: 15,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.99 : 60,250.48 = 10,587.81 : x
  2. Step 2: Convert to fraction form
    40,166.99/60,250.48 = 10,587.81/x
  3. Step 3: Cross multiply
    40,166.99x = 60,250.48 × 10,587.81
  4. Step 4: Simplify right side
    40,166.99x = 637,920,893.68
  5. Step 5: Solve for x
    x = 637,920,893.68/40,166.99
  6. Step 6: Final answer
    x = 15,881.72

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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.