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Finding the Fourth Proportional to 169,875.58, 254,258.90 and 124,885.02

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Solution

The fourth proportional to 169,875.58, 254,258.90 and 124,885.02 is: 186,919.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,875.58 : 254,258.90 = 124,885.02 : x
  2. Step 2: Convert to fraction form
    169,875.58/254,258.90 = 124,885.02/x
  3. Step 3: Cross multiply
    169,875.58x = 254,258.90 × 124,885.02
  4. Step 4: Simplify right side
    169,875.58x = 31,753,128,609.04
  5. Step 5: Solve for x
    x = 31,753,128,609.04/169,875.58
  6. Step 6: Final answer
    x = 186,919.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.