Home / 135,158.23-202,742.25-46,411.21

Finding the Fourth Proportional to 135,158.23, 202,742.25 and 46,411.21

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Solution

The fourth proportional to 135,158.23, 202,742.25 and 46,411.21 is: 69,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,158.23 : 202,742.25 = 46,411.21 : x
  2. Step 2: Convert to fraction form
    135,158.23/202,742.25 = 46,411.21/x
  3. Step 3: Cross multiply
    135,158.23x = 202,742.25 × 46,411.21
  4. Step 4: Simplify right side
    135,158.23x = 9,409,513,140.62
  5. Step 5: Solve for x
    x = 9,409,513,140.62/135,158.23
  6. Step 6: Final answer
    x = 69,618.50

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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.