Home / 111,484.78-167,252.72-48,315.51

Finding the Fourth Proportional to 111,484.78, 167,252.72 and 48,315.51

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Solution

The fourth proportional to 111,484.78, 167,252.72 and 48,315.51 is: 72,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,484.78 : 167,252.72 = 48,315.51 : x
  2. Step 2: Convert to fraction form
    111,484.78/167,252.72 = 48,315.51/x
  3. Step 3: Cross multiply
    111,484.78x = 167,252.72 × 48,315.51
  4. Step 4: Simplify right side
    111,484.78x = 8,080,900,586.48
  5. Step 5: Solve for x
    x = 8,080,900,586.48/111,484.78
  6. Step 6: Final answer
    x = 72,484.34

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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.