Home / 282,444.10-423,669.56-82,768.52

Finding the Fourth Proportional to 282,444.10, 423,669.56 and 82,768.52

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Solution

The fourth proportional to 282,444.10, 423,669.56 and 82,768.52 is: 124,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,444.10 : 423,669.56 = 82,768.52 : x
  2. Step 2: Convert to fraction form
    282,444.10/423,669.56 = 82,768.52/x
  3. Step 3: Cross multiply
    282,444.10x = 423,669.56 × 82,768.52
  4. Step 4: Simplify right side
    282,444.10x = 35,066,502,450.25
  5. Step 5: Solve for x
    x = 35,066,502,450.25/282,444.10
  6. Step 6: Final answer
    x = 124,153.78

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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.