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Finding the Fourth Proportional to 108,448.34, 162,641.22 and 37,368.08

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Solution

The fourth proportional to 108,448.34, 162,641.22 and 37,368.08 is: 56,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,448.34 : 162,641.22 = 37,368.08 : x
  2. Step 2: Convert to fraction form
    108,448.34/162,641.22 = 37,368.08/x
  3. Step 3: Cross multiply
    108,448.34x = 162,641.22 × 37,368.08
  4. Step 4: Simplify right side
    108,448.34x = 6,077,590,120.26
  5. Step 5: Solve for x
    x = 6,077,590,120.26/108,448.34
  6. Step 6: Final answer
    x = 56,041.34

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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.