Home / 108,624.23-149,907.60-60,880.65

Finding the Fourth Proportional to 108,624.23, 149,907.60 and 60,880.65

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Solution

The fourth proportional to 108,624.23, 149,907.60 and 60,880.65 is: 84,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,624.23 : 149,907.60 = 60,880.65 : x
  2. Step 2: Convert to fraction form
    108,624.23/149,907.60 = 60,880.65/x
  3. Step 3: Cross multiply
    108,624.23x = 149,907.60 × 60,880.65
  4. Step 4: Simplify right side
    108,624.23x = 9,126,471,823.54
  5. Step 5: Solve for x
    x = 9,126,471,823.54/108,624.23
  6. Step 6: Final answer
    x = 84,018.75

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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.