Home / 79,907.10-110,268.33-43,607.62

Finding the Fourth Proportional to 79,907.10, 110,268.33 and 43,607.62

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Solution

The fourth proportional to 79,907.10, 110,268.33 and 43,607.62 is: 60,176.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,907.10 : 110,268.33 = 43,607.62 : x
  2. Step 2: Convert to fraction form
    79,907.10/110,268.33 = 43,607.62/x
  3. Step 3: Cross multiply
    79,907.10x = 110,268.33 × 43,607.62
  4. Step 4: Simplify right side
    79,907.10x = 4,808,539,432.67
  5. Step 5: Solve for x
    x = 4,808,539,432.67/79,907.10
  6. Step 6: Final answer
    x = 60,176.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.