Home / 189,185.55-260,804.70-148,829.18

Finding the Fourth Proportional to 189,185.55, 260,804.70 and 148,829.18

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Solution

The fourth proportional to 189,185.55, 260,804.70 and 148,829.18 is: 205,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,185.55 : 260,804.70 = 148,829.18 : x
  2. Step 2: Convert to fraction form
    189,185.55/260,804.70 = 148,829.18/x
  3. Step 3: Cross multiply
    189,185.55x = 260,804.70 × 148,829.18
  4. Step 4: Simplify right side
    189,185.55x = 38,815,348,337.12
  5. Step 5: Solve for x
    x = 38,815,348,337.12/189,185.55
  6. Step 6: Final answer
    x = 205,170.79

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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.