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Finding the Fourth Proportional to 74,602.26, 111,903.40 and 25,354.26

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Solution

The fourth proportional to 74,602.26, 111,903.40 and 25,354.26 is: 38,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,602.26 : 111,903.40 = 25,354.26 : x
  2. Step 2: Convert to fraction form
    74,602.26/111,903.40 = 25,354.26/x
  3. Step 3: Cross multiply
    74,602.26x = 111,903.40 × 25,354.26
  4. Step 4: Simplify right side
    74,602.26x = 2,837,227,898.48
  5. Step 5: Solve for x
    x = 2,837,227,898.48/74,602.26
  6. Step 6: Final answer
    x = 38,031.39

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1.5x scale

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.