Home / 295,541.16-407,847.25-168,216.75

Finding the Fourth Proportional to 295,541.16, 407,847.25 and 168,216.75

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Solution

The fourth proportional to 295,541.16, 407,847.25 and 168,216.75 is: 232,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,541.16 : 407,847.25 = 168,216.75 : x
  2. Step 2: Convert to fraction form
    295,541.16/407,847.25 = 168,216.75/x
  3. Step 3: Cross multiply
    295,541.16x = 407,847.25 × 168,216.75
  4. Step 4: Simplify right side
    295,541.16x = 68,606,739,101.71
  5. Step 5: Solve for x
    x = 68,606,739,101.71/295,541.16
  6. Step 6: Final answer
    x = 232,139.37

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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.