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Finding the Fourth Proportional to 58,071.03, 87,047.71 and 39,352.96

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Solution

The fourth proportional to 58,071.03, 87,047.71 and 39,352.96 is: 58,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,071.03 : 87,047.71 = 39,352.96 : x
  2. Step 2: Convert to fraction form
    58,071.03/87,047.71 = 39,352.96/x
  3. Step 3: Cross multiply
    58,071.03x = 87,047.71 × 39,352.96
  4. Step 4: Simplify right side
    58,071.03x = 3,425,585,049.72
  5. Step 5: Solve for x
    x = 3,425,585,049.72/58,071.03
  6. Step 6: Final answer
    x = 58,989.57

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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.