Home / 69,820.02-104,733.26-19,903.50

Finding the Fourth Proportional to 69,820.02, 104,733.26 and 19,903.50

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Solution

The fourth proportional to 69,820.02, 104,733.26 and 19,903.50 is: 29,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,820.02 : 104,733.26 = 19,903.50 : x
  2. Step 2: Convert to fraction form
    69,820.02/104,733.26 = 19,903.50/x
  3. Step 3: Cross multiply
    69,820.02x = 104,733.26 × 19,903.50
  4. Step 4: Simplify right side
    69,820.02x = 2,084,558,440.41
  5. Step 5: Solve for x
    x = 2,084,558,440.41/69,820.02
  6. Step 6: Final answer
    x = 29,856.17

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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.