Home / 282,183.10-423,270-113,699.32

Finding the Fourth Proportional to 282,183.10, 423,270 and 113,699.32

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Solution

The fourth proportional to 282,183.10, 423,270 and 113,699.32 is: 170,547.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,183.10 : 423,270 = 113,699.32 : x
  2. Step 2: Convert to fraction form
    282,183.10/423,270 = 113,699.32/x
  3. Step 3: Cross multiply
    282,183.10x = 423,270 × 113,699.32
  4. Step 4: Simplify right side
    282,183.10x = 48,125,511,176.40
  5. Step 5: Solve for x
    x = 48,125,511,176.40/282,183.10
  6. Step 6: Final answer
    x = 170,547.11

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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.