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Finding the Fourth Proportional to 58,148.03, 87,617.70 and 47,849.03

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Solution

The fourth proportional to 58,148.03, 87,617.70 and 47,849.03 is: 72,099.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,148.03 : 87,617.70 = 47,849.03 : x
  2. Step 2: Convert to fraction form
    58,148.03/87,617.70 = 47,849.03/x
  3. Step 3: Cross multiply
    58,148.03x = 87,617.70 × 47,849.03
  4. Step 4: Simplify right side
    58,148.03x = 4,192,421,846.31
  5. Step 5: Solve for x
    x = 4,192,421,846.31/58,148.03
  6. Step 6: Final answer
    x = 72,099.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.