Home / 213,183.90-294,231.69-127,148.13

Finding the Fourth Proportional to 213,183.90, 294,231.69 and 127,148.13

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Solution

The fourth proportional to 213,183.90, 294,231.69 and 127,148.13 is: 175,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,183.90 : 294,231.69 = 127,148.13 : x
  2. Step 2: Convert to fraction form
    213,183.90/294,231.69 = 127,148.13/x
  3. Step 3: Cross multiply
    213,183.90x = 294,231.69 × 127,148.13
  4. Step 4: Simplify right side
    213,183.90x = 37,411,009,170.24
  5. Step 5: Solve for x
    x = 37,411,009,170.24/213,183.90
  6. Step 6: Final answer
    x = 175,487.03

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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.