Home / 155,544.54-214,455.06-101,744.34

Finding the Fourth Proportional to 155,544.54, 214,455.06 and 101,744.34

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Solution

The fourth proportional to 155,544.54, 214,455.06 and 101,744.34 is: 140,278.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,544.54 : 214,455.06 = 101,744.34 : x
  2. Step 2: Convert to fraction form
    155,544.54/214,455.06 = 101,744.34/x
  3. Step 3: Cross multiply
    155,544.54x = 214,455.06 × 101,744.34
  4. Step 4: Simplify right side
    155,544.54x = 21,819,588,539.36
  5. Step 5: Solve for x
    x = 21,819,588,539.36/155,544.54
  6. Step 6: Final answer
    x = 140,278.72

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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.