Home / 166,425.14-229,666.38-90,973.64

Finding the Fourth Proportional to 166,425.14, 229,666.38 and 90,973.64

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Solution

The fourth proportional to 166,425.14, 229,666.38 and 90,973.64 is: 125,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,425.14 : 229,666.38 = 90,973.64 : x
  2. Step 2: Convert to fraction form
    166,425.14/229,666.38 = 90,973.64/x
  3. Step 3: Cross multiply
    166,425.14x = 229,666.38 × 90,973.64
  4. Step 4: Simplify right side
    166,425.14x = 20,893,586,574.22
  5. Step 5: Solve for x
    x = 20,893,586,574.22/166,425.14
  6. Step 6: Final answer
    x = 125,543.45

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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.