Home / 88,918.36-122,707.51-48,632.00

Finding the Fourth Proportional to 88,918.36, 122,707.51 and 48,632.00

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Solution

The fourth proportional to 88,918.36, 122,707.51 and 48,632.00 is: 67,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,918.36 : 122,707.51 = 48,632.00 : x
  2. Step 2: Convert to fraction form
    88,918.36/122,707.51 = 48,632.00/x
  3. Step 3: Cross multiply
    88,918.36x = 122,707.51 × 48,632.00
  4. Step 4: Simplify right side
    88,918.36x = 5,967,510,891.20
  5. Step 5: Solve for x
    x = 5,967,510,891.20/88,918.36
  6. Step 6: Final answer
    x = 67,112.25

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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.