Home / 172,548.95-258,827-46,189.04

Finding the Fourth Proportional to 172,548.95, 258,827 and 46,189.04

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Solution

The fourth proportional to 172,548.95, 258,827 and 46,189.04 is: 69,284.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,548.95 : 258,827 = 46,189.04 : x
  2. Step 2: Convert to fraction form
    172,548.95/258,827 = 46,189.04/x
  3. Step 3: Cross multiply
    172,548.95x = 258,827 × 46,189.04
  4. Step 4: Simplify right side
    172,548.95x = 11,954,970,656.08
  5. Step 5: Solve for x
    x = 11,954,970,656.08/172,548.95
  6. Step 6: Final answer
    x = 69,284.52

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1.5x scale

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.