Home / 259,078.02-357,522.28-144,356.21

Finding the Fourth Proportional to 259,078.02, 357,522.28 and 144,356.21

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Solution

The fourth proportional to 259,078.02, 357,522.28 and 144,356.21 is: 199,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,078.02 : 357,522.28 = 144,356.21 : x
  2. Step 2: Convert to fraction form
    259,078.02/357,522.28 = 144,356.21/x
  3. Step 3: Cross multiply
    259,078.02x = 357,522.28 × 144,356.21
  4. Step 4: Simplify right side
    259,078.02x = 51,610,558,821.97
  5. Step 5: Solve for x
    x = 51,610,558,821.97/259,078.02
  6. Step 6: Final answer
    x = 199,208.56

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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.