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Finding the Fourth Proportional to 181,615.01, 250,636.88 and 151,349.66

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Solution

The fourth proportional to 181,615.01, 250,636.88 and 151,349.66 is: 208,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,615.01 : 250,636.88 = 151,349.66 : x
  2. Step 2: Convert to fraction form
    181,615.01/250,636.88 = 151,349.66/x
  3. Step 3: Cross multiply
    181,615.01x = 250,636.88 × 151,349.66
  4. Step 4: Simplify right side
    181,615.01x = 37,933,808,046.37
  5. Step 5: Solve for x
    x = 37,933,808,046.37/181,615.01
  6. Step 6: Final answer
    x = 208,869.34

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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.