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Finding the Fourth Proportional to 169,803.44, 254,758.50 and 70,010.60

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Solution

The fourth proportional to 169,803.44, 254,758.50 and 70,010.60 is: 105,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,803.44 : 254,758.50 = 70,010.60 : x
  2. Step 2: Convert to fraction form
    169,803.44/254,758.50 = 70,010.60/x
  3. Step 3: Cross multiply
    169,803.44x = 254,758.50 × 70,010.60
  4. Step 4: Simplify right side
    169,803.44x = 17,835,795,440.10
  5. Step 5: Solve for x
    x = 17,835,795,440.10/169,803.44
  6. Step 6: Final answer
    x = 105,037.89

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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.