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Finding the Fourth Proportional to 45,858.60, 63,288.60 and 26,999.40

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Solution

The fourth proportional to 45,858.60, 63,288.60 and 26,999.40 is: 37,261.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,858.60 : 63,288.60 = 26,999.40 : x
  2. Step 2: Convert to fraction form
    45,858.60/63,288.60 = 26,999.40/x
  3. Step 3: Cross multiply
    45,858.60x = 63,288.60 × 26,999.40
  4. Step 4: Simplify right side
    45,858.60x = 1,708,754,226.84
  5. Step 5: Solve for x
    x = 1,708,754,226.84/45,858.60
  6. Step 6: Final answer
    x = 37,261.37

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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.