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Finding the Fourth Proportional to 74,808.76, 103,273.52 and 46,523.56

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Solution

The fourth proportional to 74,808.76, 103,273.52 and 46,523.56 is: 64,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,808.76 : 103,273.52 = 46,523.56 : x
  2. Step 2: Convert to fraction form
    74,808.76/103,273.52 = 46,523.56/x
  3. Step 3: Cross multiply
    74,808.76x = 103,273.52 × 46,523.56
  4. Step 4: Simplify right side
    74,808.76x = 4,804,651,804.13
  5. Step 5: Solve for x
    x = 4,804,651,804.13/74,808.76
  6. Step 6: Final answer
    x = 64,225.79

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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.