Home / 271,971.12-407,610.52-153,708.40

Finding the Fourth Proportional to 271,971.12, 407,610.52 and 153,708.40

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Solution

The fourth proportional to 271,971.12, 407,610.52 and 153,708.40 is: 230,366.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,971.12 : 407,610.52 = 153,708.40 : x
  2. Step 2: Convert to fraction form
    271,971.12/407,610.52 = 153,708.40/x
  3. Step 3: Cross multiply
    271,971.12x = 407,610.52 × 153,708.40
  4. Step 4: Simplify right side
    271,971.12x = 62,653,160,852.37
  5. Step 5: Solve for x
    x = 62,653,160,852.37/271,971.12
  6. Step 6: Final answer
    x = 230,366.96

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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.