Home / 104,543.37-144,270.45-56,797.11

Finding the Fourth Proportional to 104,543.37, 144,270.45 and 56,797.11

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Solution

The fourth proportional to 104,543.37, 144,270.45 and 56,797.11 is: 78,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,543.37 : 144,270.45 = 56,797.11 : x
  2. Step 2: Convert to fraction form
    104,543.37/144,270.45 = 56,797.11/x
  3. Step 3: Cross multiply
    104,543.37x = 144,270.45 × 56,797.11
  4. Step 4: Simplify right side
    104,543.37x = 8,194,144,618.40
  5. Step 5: Solve for x
    x = 8,194,144,618.40/104,543.37
  6. Step 6: Final answer
    x = 78,380.34

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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.