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Finding the Fourth Proportional to 216,735.29, 325,070.12 and 58,976.04

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Solution

The fourth proportional to 216,735.29, 325,070.12 and 58,976.04 is: 88,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,735.29 : 325,070.12 = 58,976.04 : x
  2. Step 2: Convert to fraction form
    216,735.29/325,070.12 = 58,976.04/x
  3. Step 3: Cross multiply
    216,735.29x = 325,070.12 × 58,976.04
  4. Step 4: Simplify right side
    216,735.29x = 19,171,348,547.36
  5. Step 5: Solve for x
    x = 19,171,348,547.36/216,735.29
  6. Step 6: Final answer
    x = 88,455.13

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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.