Home / 157,034.13-216,687.42-106,157.57

Finding the Fourth Proportional to 157,034.13, 216,687.42 and 106,157.57

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Solution

The fourth proportional to 157,034.13, 216,687.42 and 106,157.57 is: 146,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,034.13 : 216,687.42 = 106,157.57 : x
  2. Step 2: Convert to fraction form
    157,034.13/216,687.42 = 106,157.57/x
  3. Step 3: Cross multiply
    157,034.13x = 216,687.42 × 106,157.57
  4. Step 4: Simplify right side
    157,034.13x = 23,003,008,873.33
  5. Step 5: Solve for x
    x = 23,003,008,873.33/157,034.13
  6. Step 6: Final answer
    x = 146,484.14

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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.