Home / 213,873.28-295,145.37-133,300.73

Finding the Fourth Proportional to 213,873.28, 295,145.37 and 133,300.73

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Solution

The fourth proportional to 213,873.28, 295,145.37 and 133,300.73 is: 183,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,873.28 : 295,145.37 = 133,300.73 : x
  2. Step 2: Convert to fraction form
    213,873.28/295,145.37 = 133,300.73/x
  3. Step 3: Cross multiply
    213,873.28x = 295,145.37 × 133,300.73
  4. Step 4: Simplify right side
    213,873.28x = 39,343,094,014.98
  5. Step 5: Solve for x
    x = 39,343,094,014.98/213,873.28
  6. Step 6: Final answer
    x = 183,955.16

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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.