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Finding the Fourth Proportional to 58,885.40, 81,262.40 and 32,028.45

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Solution

The fourth proportional to 58,885.40, 81,262.40 and 32,028.45 is: 44,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,885.40 : 81,262.40 = 32,028.45 : x
  2. Step 2: Convert to fraction form
    58,885.40/81,262.40 = 32,028.45/x
  3. Step 3: Cross multiply
    58,885.40x = 81,262.40 × 32,028.45
  4. Step 4: Simplify right side
    58,885.40x = 2,602,708,555.14
  5. Step 5: Solve for x
    x = 2,602,708,555.14/58,885.40
  6. Step 6: Final answer
    x = 44,199.56

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1.5x scale

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.