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Finding the Fourth Proportional to 74,695.77, 103,034.84 and 44,460.90

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Solution

The fourth proportional to 74,695.77, 103,034.84 and 44,460.90 is: 61,329.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,695.77 : 103,034.84 = 44,460.90 : x
  2. Step 2: Convert to fraction form
    74,695.77/103,034.84 = 44,460.90/x
  3. Step 3: Cross multiply
    74,695.77x = 103,034.84 × 44,460.90
  4. Step 4: Simplify right side
    74,695.77x = 4,581,021,495.45
  5. Step 5: Solve for x
    x = 4,581,021,495.45/74,695.77
  6. Step 6: Final answer
    x = 61,329.06

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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.