Home / 145,187.75-200,406.08-94,110.37

Finding the Fourth Proportional to 145,187.75, 200,406.08 and 94,110.37

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Solution

The fourth proportional to 145,187.75, 200,406.08 and 94,110.37 is: 129,902.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,187.75 : 200,406.08 = 94,110.37 : x
  2. Step 2: Convert to fraction form
    145,187.75/200,406.08 = 94,110.37/x
  3. Step 3: Cross multiply
    145,187.75x = 200,406.08 × 94,110.37
  4. Step 4: Simplify right side
    145,187.75x = 18,860,290,073.31
  5. Step 5: Solve for x
    x = 18,860,290,073.31/145,187.75
  6. Step 6: Final answer
    x = 129,902.76

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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.