Home / 163,303.24-225,343.05-91,669.27

Finding the Fourth Proportional to 163,303.24, 225,343.05 and 91,669.27

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Solution

The fourth proportional to 163,303.24, 225,343.05 and 91,669.27 is: 126,494.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,303.24 : 225,343.05 = 91,669.27 : x
  2. Step 2: Convert to fraction form
    163,303.24/225,343.05 = 91,669.27/x
  3. Step 3: Cross multiply
    163,303.24x = 225,343.05 × 91,669.27
  4. Step 4: Simplify right side
    163,303.24x = 20,657,032,893.07
  5. Step 5: Solve for x
    x = 20,657,032,893.07/163,303.24
  6. Step 6: Final answer
    x = 126,494.94

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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.