Home / 323,030.40-484,567.20-109,795.20

Finding the Fourth Proportional to 323,030.40, 484,567.20 and 109,795.20

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Solution

The fourth proportional to 323,030.40, 484,567.20 and 109,795.20 is: 164,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,030.40 : 484,567.20 = 109,795.20 : x
  2. Step 2: Convert to fraction form
    323,030.40/484,567.20 = 109,795.20/x
  3. Step 3: Cross multiply
    323,030.40x = 484,567.20 × 109,795.20
  4. Step 4: Simplify right side
    323,030.40x = 53,203,152,637.44
  5. Step 5: Solve for x
    x = 53,203,152,637.44/323,030.40
  6. Step 6: Final answer
    x = 164,700.14

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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.