Home / 58,257.06-87,197.64-30,138.39

Finding the Fourth Proportional to 58,257.06, 87,197.64 and 30,138.39

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Solution

The fourth proportional to 58,257.06, 87,197.64 and 30,138.39 is: 45,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,257.06 : 87,197.64 = 30,138.39 : x
  2. Step 2: Convert to fraction form
    58,257.06/87,197.64 = 30,138.39/x
  3. Step 3: Cross multiply
    58,257.06x = 87,197.64 × 30,138.39
  4. Step 4: Simplify right side
    58,257.06x = 2,627,996,699.39
  5. Step 5: Solve for x
    x = 2,627,996,699.39/58,257.06
  6. Step 6: Final answer
    x = 45,110.36

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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.