Home / 272,386.50-375,037.74-231,464.31

Finding the Fourth Proportional to 272,386.50, 375,037.74 and 231,464.31

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Solution

The fourth proportional to 272,386.50, 375,037.74 and 231,464.31 is: 318,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,386.50 : 375,037.74 = 231,464.31 : x
  2. Step 2: Convert to fraction form
    272,386.50/375,037.74 = 231,464.31/x
  3. Step 3: Cross multiply
    272,386.50x = 375,037.74 × 231,464.31
  4. Step 4: Simplify right side
    272,386.50x = 86,807,852,181.86
  5. Step 5: Solve for x
    x = 86,807,852,181.86/272,386.50
  6. Step 6: Final answer
    x = 318,693.67

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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.