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Finding the Fourth Proportional to 163,492.64, 245,258.16 and 58,326.56

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Solution

The fourth proportional to 163,492.64, 245,258.16 and 58,326.56 is: 87,496.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,492.64 : 245,258.16 = 58,326.56 : x
  2. Step 2: Convert to fraction form
    163,492.64/245,258.16 = 58,326.56/x
  3. Step 3: Cross multiply
    163,492.64x = 245,258.16 × 58,326.56
  4. Step 4: Simplify right side
    163,492.64x = 14,305,064,784.73
  5. Step 5: Solve for x
    x = 14,305,064,784.73/163,492.64
  6. Step 6: Final answer
    x = 87,496.69

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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.