Home / 106,783.20-160,199.10-62,387.10

Finding the Fourth Proportional to 106,783.20, 160,199.10 and 62,387.10

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Solution

The fourth proportional to 106,783.20, 160,199.10 and 62,387.10 is: 93,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,783.20 : 160,199.10 = 62,387.10 : x
  2. Step 2: Convert to fraction form
    106,783.20/160,199.10 = 62,387.10/x
  3. Step 3: Cross multiply
    106,783.20x = 160,199.10 × 62,387.10
  4. Step 4: Simplify right side
    106,783.20x = 9,994,357,271.61
  5. Step 5: Solve for x
    x = 9,994,357,271.61/106,783.20
  6. Step 6: Final answer
    x = 93,594.85

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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.