Home / 58,284.45-87,408.14-18,832.23

Finding the Fourth Proportional to 58,284.45, 87,408.14 and 18,832.23

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Solution

The fourth proportional to 58,284.45, 87,408.14 and 18,832.23 is: 28,242.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,284.45 : 87,408.14 = 18,832.23 : x
  2. Step 2: Convert to fraction form
    58,284.45/87,408.14 = 18,832.23/x
  3. Step 3: Cross multiply
    58,284.45x = 87,408.14 × 18,832.23
  4. Step 4: Simplify right side
    58,284.45x = 1,646,090,102.19
  5. Step 5: Solve for x
    x = 1,646,090,102.19/58,284.45
  6. Step 6: Final answer
    x = 28,242.35

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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.