Home / 109,573.02-164,364.21-43,027.57

Finding the Fourth Proportional to 109,573.02, 164,364.21 and 43,027.57

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Solution

The fourth proportional to 109,573.02, 164,364.21 and 43,027.57 is: 64,543.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,573.02 : 164,364.21 = 43,027.57 : x
  2. Step 2: Convert to fraction form
    109,573.02/164,364.21 = 43,027.57/x
  3. Step 3: Cross multiply
    109,573.02x = 164,364.21 × 43,027.57
  4. Step 4: Simplify right side
    109,573.02x = 7,072,192,756.72
  5. Step 5: Solve for x
    x = 7,072,192,756.72/109,573.02
  6. Step 6: Final answer
    x = 64,543.19

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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.