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Finding the Fourth Proportional to 30,003.71, 44,990.87 and 17,526.87

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Solution

The fourth proportional to 30,003.71, 44,990.87 and 17,526.87 is: 26,281.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.71 : 44,990.87 = 17,526.87 : x
  2. Step 2: Convert to fraction form
    30,003.71/44,990.87 = 17,526.87/x
  3. Step 3: Cross multiply
    30,003.71x = 44,990.87 × 17,526.87
  4. Step 4: Simplify right side
    30,003.71x = 788,549,042.04
  5. Step 5: Solve for x
    x = 788,549,042.04/30,003.71
  6. Step 6: Final answer
    x = 26,281.72

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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.