Home / 74,015.52-111,036.99-23,427.30

Finding the Fourth Proportional to 74,015.52, 111,036.99 and 23,427.30

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Solution

The fourth proportional to 74,015.52, 111,036.99 and 23,427.30 is: 35,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,015.52 : 111,036.99 = 23,427.30 : x
  2. Step 2: Convert to fraction form
    74,015.52/111,036.99 = 23,427.30/x
  3. Step 3: Cross multiply
    74,015.52x = 111,036.99 × 23,427.30
  4. Step 4: Simplify right side
    74,015.52x = 2,601,296,875.83
  5. Step 5: Solve for x
    x = 2,601,296,875.83/74,015.52
  6. Step 6: Final answer
    x = 35,145.29

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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.