Home / 58,164.76-87,228.64-18,712.69

Finding the Fourth Proportional to 58,164.76, 87,228.64 and 18,712.69

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Solution

The fourth proportional to 58,164.76, 87,228.64 and 18,712.69 is: 28,063.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,164.76 : 87,228.64 = 18,712.69 : x
  2. Step 2: Convert to fraction form
    58,164.76/87,228.64 = 18,712.69/x
  3. Step 3: Cross multiply
    58,164.76x = 87,228.64 × 18,712.69
  4. Step 4: Simplify right side
    58,164.76x = 1,632,282,499.44
  5. Step 5: Solve for x
    x = 1,632,282,499.44/58,164.76
  6. Step 6: Final answer
    x = 28,063.08

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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.