Home / 58,632.86-87,965.69-19,217.64

Finding the Fourth Proportional to 58,632.86, 87,965.69 and 19,217.64

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Solution

The fourth proportional to 58,632.86, 87,965.69 and 19,217.64 is: 28,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.86 : 87,965.69 = 19,217.64 : x
  2. Step 2: Convert to fraction form
    58,632.86/87,965.69 = 19,217.64/x
  3. Step 3: Cross multiply
    58,632.86x = 87,965.69 × 19,217.64
  4. Step 4: Simplify right side
    58,632.86x = 1,690,492,866.68
  5. Step 5: Solve for x
    x = 1,690,492,866.68/58,632.86
  6. Step 6: Final answer
    x = 28,831.84

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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.