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Finding the Fourth Proportional to 164,083.60, 246,643.80 and 154,752.40

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Solution

The fourth proportional to 164,083.60, 246,643.80 and 154,752.40 is: 232,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,083.60 : 246,643.80 = 154,752.40 : x
  2. Step 2: Convert to fraction form
    164,083.60/246,643.80 = 154,752.40/x
  3. Step 3: Cross multiply
    164,083.60x = 246,643.80 × 154,752.40
  4. Step 4: Simplify right side
    164,083.60x = 38,168,719,995.12
  5. Step 5: Solve for x
    x = 38,168,719,995.12/164,083.60
  6. Step 6: Final answer
    x = 232,617.52

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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.