Home / 155,423.30-233,134.95-143,176.10

Finding the Fourth Proportional to 155,423.30, 233,134.95 and 143,176.10

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Solution

The fourth proportional to 155,423.30, 233,134.95 and 143,176.10 is: 214,764.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,423.30 : 233,134.95 = 143,176.10 : x
  2. Step 2: Convert to fraction form
    155,423.30/233,134.95 = 143,176.10/x
  3. Step 3: Cross multiply
    155,423.30x = 233,134.95 × 143,176.10
  4. Step 4: Simplify right side
    155,423.30x = 33,379,352,914.70
  5. Step 5: Solve for x
    x = 33,379,352,914.70/155,423.30
  6. Step 6: Final answer
    x = 214,764.15

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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.