Home / 58,093.08-87,129.14-15,398.78

Finding the Fourth Proportional to 58,093.08, 87,129.14 and 15,398.78

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Solution

The fourth proportional to 58,093.08, 87,129.14 and 15,398.78 is: 23,095.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,093.08 : 87,129.14 = 15,398.78 : x
  2. Step 2: Convert to fraction form
    58,093.08/87,129.14 = 15,398.78/x
  3. Step 3: Cross multiply
    58,093.08x = 87,129.14 × 15,398.78
  4. Step 4: Simplify right side
    58,093.08x = 1,341,682,458.45
  5. Step 5: Solve for x
    x = 1,341,682,458.45/58,093.08
  6. Step 6: Final answer
    x = 23,095.39

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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.