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Finding the Fourth Proportional to 164,174.52, 245,074.60 and 144,245.48

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Solution

The fourth proportional to 164,174.52, 245,074.60 and 144,245.48 is: 215,325.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,174.52 : 245,074.60 = 144,245.48 : x
  2. Step 2: Convert to fraction form
    164,174.52/245,074.60 = 144,245.48/x
  3. Step 3: Cross multiply
    164,174.52x = 245,074.60 × 144,245.48
  4. Step 4: Simplify right side
    164,174.52x = 35,350,903,312.81
  5. Step 5: Solve for x
    x = 35,350,903,312.81/164,174.52
  6. Step 6: Final answer
    x = 215,325.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.