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Finding the Fourth Proportional to 74,980.83, 112,471.25 and 25,060.93

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Solution

The fourth proportional to 74,980.83, 112,471.25 and 25,060.93 is: 37,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,980.83 : 112,471.25 = 25,060.93 : x
  2. Step 2: Convert to fraction form
    74,980.83/112,471.25 = 25,060.93/x
  3. Step 3: Cross multiply
    74,980.83x = 112,471.25 × 25,060.93
  4. Step 4: Simplify right side
    74,980.83x = 2,818,633,997.96
  5. Step 5: Solve for x
    x = 2,818,633,997.96/74,980.83
  6. Step 6: Final answer
    x = 37,591.40

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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.