Home / 58,166.92-87,250.73-20,728.45

Finding the Fourth Proportional to 58,166.92, 87,250.73 and 20,728.45

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Solution

The fourth proportional to 58,166.92, 87,250.73 and 20,728.45 is: 31,092.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,166.92 : 87,250.73 = 20,728.45 : x
  2. Step 2: Convert to fraction form
    58,166.92/87,250.73 = 20,728.45/x
  3. Step 3: Cross multiply
    58,166.92x = 87,250.73 × 20,728.45
  4. Step 4: Simplify right side
    58,166.92x = 1,808,572,394.27
  5. Step 5: Solve for x
    x = 1,808,572,394.27/58,166.92
  6. Step 6: Final answer
    x = 31,092.80

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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.