Home / 162,784.30-244,176.45-103,662.40

Finding the Fourth Proportional to 162,784.30, 244,176.45 and 103,662.40

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Solution

The fourth proportional to 162,784.30, 244,176.45 and 103,662.40 is: 155,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,784.30 : 244,176.45 = 103,662.40 : x
  2. Step 2: Convert to fraction form
    162,784.30/244,176.45 = 103,662.40/x
  3. Step 3: Cross multiply
    162,784.30x = 244,176.45 × 103,662.40
  4. Step 4: Simplify right side
    162,784.30x = 25,311,916,830.48
  5. Step 5: Solve for x
    x = 25,311,916,830.48/162,784.30
  6. Step 6: Final answer
    x = 155,493.60

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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.