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Finding the Fourth Proportional to 74,673.53, 103,042.63 and 44,466.20

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Solution

The fourth proportional to 74,673.53, 103,042.63 and 44,466.20 is: 61,359.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,673.53 : 103,042.63 = 44,466.20 : x
  2. Step 2: Convert to fraction form
    74,673.53/103,042.63 = 44,466.20/x
  3. Step 3: Cross multiply
    74,673.53x = 103,042.63 × 44,466.20
  4. Step 4: Simplify right side
    74,673.53x = 4,581,913,971.78
  5. Step 5: Solve for x
    x = 4,581,913,971.78/74,673.53
  6. Step 6: Final answer
    x = 61,359.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.