Home / 153,219.58-229,778.34-64,456.54

Finding the Fourth Proportional to 153,219.58, 229,778.34 and 64,456.54

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Solution

The fourth proportional to 153,219.58, 229,778.34 and 64,456.54 is: 96,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,219.58 : 229,778.34 = 64,456.54 : x
  2. Step 2: Convert to fraction form
    153,219.58/229,778.34 = 64,456.54/x
  3. Step 3: Cross multiply
    153,219.58x = 229,778.34 × 64,456.54
  4. Step 4: Simplify right side
    153,219.58x = 14,810,716,763.34
  5. Step 5: Solve for x
    x = 14,810,716,763.34/153,219.58
  6. Step 6: Final answer
    x = 96,663.34

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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.