Home / 163,417.41-225,503.73-91,783.44

Finding the Fourth Proportional to 163,417.41, 225,503.73 and 91,783.44

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Solution

The fourth proportional to 163,417.41, 225,503.73 and 91,783.44 is: 126,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,417.41 : 225,503.73 = 91,783.44 : x
  2. Step 2: Convert to fraction form
    163,417.41/225,503.73 = 91,783.44/x
  3. Step 3: Cross multiply
    163,417.41x = 225,503.73 × 91,783.44
  4. Step 4: Simplify right side
    163,417.41x = 20,697,508,072.23
  5. Step 5: Solve for x
    x = 20,697,508,072.23/163,417.41
  6. Step 6: Final answer
    x = 126,654.24

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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.