Home / 163,666.23-225,805.10-133,399.50

Finding the Fourth Proportional to 163,666.23, 225,805.10 and 133,399.50

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Solution

The fourth proportional to 163,666.23, 225,805.10 and 133,399.50 is: 184,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,666.23 : 225,805.10 = 133,399.50 : x
  2. Step 2: Convert to fraction form
    163,666.23/225,805.10 = 133,399.50/x
  3. Step 3: Cross multiply
    163,666.23x = 225,805.10 × 133,399.50
  4. Step 4: Simplify right side
    163,666.23x = 30,122,286,770.45
  5. Step 5: Solve for x
    x = 30,122,286,770.45/163,666.23
  6. Step 6: Final answer
    x = 184,047.05

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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.