Home / 309,038.23-463,752.35-131,544.96

Finding the Fourth Proportional to 309,038.23, 463,752.35 and 131,544.96

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Solution

The fourth proportional to 309,038.23, 463,752.35 and 131,544.96 is: 197,400.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,038.23 : 463,752.35 = 131,544.96 : x
  2. Step 2: Convert to fraction form
    309,038.23/463,752.35 = 131,544.96/x
  3. Step 3: Cross multiply
    309,038.23x = 463,752.35 × 131,544.96
  4. Step 4: Simplify right side
    309,038.23x = 61,004,284,330.66
  5. Step 5: Solve for x
    x = 61,004,284,330.66/309,038.23
  6. Step 6: Final answer
    x = 197,400.45

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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.