Home / 171,424.12-236,552.41-98,775.40

Finding the Fourth Proportional to 171,424.12, 236,552.41 and 98,775.40

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Solution

The fourth proportional to 171,424.12, 236,552.41 and 98,775.40 is: 136,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,424.12 : 236,552.41 = 98,775.40 : x
  2. Step 2: Convert to fraction form
    171,424.12/236,552.41 = 98,775.40/x
  3. Step 3: Cross multiply
    171,424.12x = 236,552.41 × 98,775.40
  4. Step 4: Simplify right side
    171,424.12x = 23,365,559,033.24
  5. Step 5: Solve for x
    x = 23,365,559,033.24/171,424.12
  6. Step 6: Final answer
    x = 136,302.63

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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.