Home / 151,883.54-209,601.23-83,900.24

Finding the Fourth Proportional to 151,883.54, 209,601.23 and 83,900.24

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Solution

The fourth proportional to 151,883.54, 209,601.23 and 83,900.24 is: 115,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,883.54 : 209,601.23 = 83,900.24 : x
  2. Step 2: Convert to fraction form
    151,883.54/209,601.23 = 83,900.24/x
  3. Step 3: Cross multiply
    151,883.54x = 209,601.23 × 83,900.24
  4. Step 4: Simplify right side
    151,883.54x = 17,585,592,033.79
  5. Step 5: Solve for x
    x = 17,585,592,033.79/151,883.54
  6. Step 6: Final answer
    x = 115,783.40

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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.