Home / 125,850.08-173,669.62-71,412.16

Finding the Fourth Proportional to 125,850.08, 173,669.62 and 71,412.16

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Solution

The fourth proportional to 125,850.08, 173,669.62 and 71,412.16 is: 98,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,850.08 : 173,669.62 = 71,412.16 : x
  2. Step 2: Convert to fraction form
    125,850.08/173,669.62 = 71,412.16/x
  3. Step 3: Cross multiply
    125,850.08x = 173,669.62 × 71,412.16
  4. Step 4: Simplify right side
    125,850.08x = 12,402,122,690.58
  5. Step 5: Solve for x
    x = 12,402,122,690.58/125,850.08
  6. Step 6: Final answer
    x = 98,546.80

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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.