Home / 58,189.23-87,309.77-30,480.75

Finding the Fourth Proportional to 58,189.23, 87,309.77 and 30,480.75

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Solution

The fourth proportional to 58,189.23, 87,309.77 and 30,480.75 is: 45,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,189.23 : 87,309.77 = 30,480.75 : x
  2. Step 2: Convert to fraction form
    58,189.23/87,309.77 = 30,480.75/x
  3. Step 3: Cross multiply
    58,189.23x = 87,309.77 × 30,480.75
  4. Step 4: Simplify right side
    58,189.23x = 2,661,267,119.52
  5. Step 5: Solve for x
    x = 2,661,267,119.52/58,189.23
  6. Step 6: Final answer
    x = 45,734.70

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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.