Home / 163,103.18-225,053.90-91,486.22

Finding the Fourth Proportional to 163,103.18, 225,053.90 and 91,486.22

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Solution

The fourth proportional to 163,103.18, 225,053.90 and 91,486.22 is: 126,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,103.18 : 225,053.90 = 91,486.22 : x
  2. Step 2: Convert to fraction form
    163,103.18/225,053.90 = 91,486.22/x
  3. Step 3: Cross multiply
    163,103.18x = 225,053.90 × 91,486.22
  4. Step 4: Simplify right side
    163,103.18x = 20,589,330,607.26
  5. Step 5: Solve for x
    x = 20,589,330,607.26/163,103.18
  6. Step 6: Final answer
    x = 126,235.00

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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.