Home / 58,176.06-87,264.12-18,736.26

Finding the Fourth Proportional to 58,176.06, 87,264.12 and 18,736.26

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Solution

The fourth proportional to 58,176.06, 87,264.12 and 18,736.26 is: 28,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,176.06 : 87,264.12 = 18,736.26 : x
  2. Step 2: Convert to fraction form
    58,176.06/87,264.12 = 18,736.26/x
  3. Step 3: Cross multiply
    58,176.06x = 87,264.12 × 18,736.26
  4. Step 4: Simplify right side
    58,176.06x = 1,635,003,240.99
  5. Step 5: Solve for x
    x = 1,635,003,240.99/58,176.06
  6. Step 6: Final answer
    x = 28,104.40

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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.