Home / 157,111.04-216,560.99-106,107.37

Finding the Fourth Proportional to 157,111.04, 216,560.99 and 106,107.37

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Solution

The fourth proportional to 157,111.04, 216,560.99 and 106,107.37 is: 146,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,111.04 : 216,560.99 = 106,107.37 : x
  2. Step 2: Convert to fraction form
    157,111.04/216,560.99 = 106,107.37/x
  3. Step 3: Cross multiply
    157,111.04x = 216,560.99 × 106,107.37
  4. Step 4: Simplify right side
    157,111.04x = 22,978,716,817.36
  5. Step 5: Solve for x
    x = 22,978,716,817.36/157,111.04
  6. Step 6: Final answer
    x = 146,257.81

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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.