Home / 261,021.42-360,210.24-147,844.17

Finding the Fourth Proportional to 261,021.42, 360,210.24 and 147,844.17

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Solution

The fourth proportional to 261,021.42, 360,210.24 and 147,844.17 is: 204,025.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,021.42 : 360,210.24 = 147,844.17 : x
  2. Step 2: Convert to fraction form
    261,021.42/360,210.24 = 147,844.17/x
  3. Step 3: Cross multiply
    261,021.42x = 360,210.24 × 147,844.17
  4. Step 4: Simplify right side
    261,021.42x = 53,254,983,958.30
  5. Step 5: Solve for x
    x = 53,254,983,958.30/261,021.42
  6. Step 6: Final answer
    x = 204,025.34

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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.