Home / 328,484.04-492,799.92-118,122

Finding the Fourth Proportional to 328,484.04, 492,799.92 and 118,122

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Solution

The fourth proportional to 328,484.04, 492,799.92 and 118,122 is: 177,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,484.04 : 492,799.92 = 118,122 : x
  2. Step 2: Convert to fraction form
    328,484.04/492,799.92 = 118,122/x
  3. Step 3: Cross multiply
    328,484.04x = 492,799.92 × 118,122
  4. Step 4: Simplify right side
    328,484.04x = 58,210,512,150.24
  5. Step 5: Solve for x
    x = 58,210,512,150.24/328,484.04
  6. Step 6: Final answer
    x = 177,209.56

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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.