Home / 383,822.40-575,668.48-103,277.12

Finding the Fourth Proportional to 383,822.40, 575,668.48 and 103,277.12

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Solution

The fourth proportional to 383,822.40, 575,668.48 and 103,277.12 is: 154,898.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,822.40 : 575,668.48 = 103,277.12 : x
  2. Step 2: Convert to fraction form
    383,822.40/575,668.48 = 103,277.12/x
  3. Step 3: Cross multiply
    383,822.40x = 575,668.48 × 103,277.12
  4. Step 4: Simplify right side
    383,822.40x = 59,453,382,689.18
  5. Step 5: Solve for x
    x = 59,453,382,689.18/383,822.40
  6. Step 6: Final answer
    x = 154,898.16

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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.