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Finding the Fourth Proportional to 92,597.40, 138,903.36 and 26,043

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Solution

The fourth proportional to 92,597.40, 138,903.36 and 26,043 is: 39,066.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,597.40 : 138,903.36 = 26,043 : x
  2. Step 2: Convert to fraction form
    92,597.40/138,903.36 = 26,043/x
  3. Step 3: Cross multiply
    92,597.40x = 138,903.36 × 26,043
  4. Step 4: Simplify right side
    92,597.40x = 3,617,460,204.48
  5. Step 5: Solve for x
    x = 3,617,460,204.48/92,597.40
  6. Step 6: Final answer
    x = 39,066.54

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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.