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Finding the Fourth Proportional to 162,971.61, 244,457.61 and 44,643.97

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Solution

The fourth proportional to 162,971.61, 244,457.61 and 44,643.97 is: 66,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,971.61 : 244,457.61 = 44,643.97 : x
  2. Step 2: Convert to fraction form
    162,971.61/244,457.61 = 44,643.97/x
  3. Step 3: Cross multiply
    162,971.61x = 244,457.61 × 44,643.97
  4. Step 4: Simplify right side
    162,971.61x = 10,913,558,207.11
  5. Step 5: Solve for x
    x = 10,913,558,207.11/162,971.61
  6. Step 6: Final answer
    x = 66,966.01

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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.