Home / 88,920.81-122,704.07-48,632.49

Finding the Fourth Proportional to 88,920.81, 122,704.07 and 48,632.49

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Solution

The fourth proportional to 88,920.81, 122,704.07 and 48,632.49 is: 67,109.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,920.81 : 122,704.07 = 48,632.49 : x
  2. Step 2: Convert to fraction form
    88,920.81/122,704.07 = 48,632.49/x
  3. Step 3: Cross multiply
    88,920.81x = 122,704.07 × 48,632.49
  4. Step 4: Simplify right side
    88,920.81x = 5,967,404,214.07
  5. Step 5: Solve for x
    x = 5,967,404,214.07/88,920.81
  6. Step 6: Final answer
    x = 67,109.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.