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Finding the Fourth Proportional to 59,012.40, 81,438.03 and 32,154.93

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Solution

The fourth proportional to 59,012.40, 81,438.03 and 32,154.93 is: 44,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,012.40 : 81,438.03 = 32,154.93 : x
  2. Step 2: Convert to fraction form
    59,012.40/81,438.03 = 32,154.93/x
  3. Step 3: Cross multiply
    59,012.40x = 81,438.03 × 32,154.93
  4. Step 4: Simplify right side
    59,012.40x = 2,618,634,153.99
  5. Step 5: Solve for x
    x = 2,618,634,153.99/59,012.40
  6. Step 6: Final answer
    x = 44,374.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.