Home / 97,245.58-145,868.40-30,690.92

Finding the Fourth Proportional to 97,245.58, 145,868.40 and 30,690.92

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Solution

The fourth proportional to 97,245.58, 145,868.40 and 30,690.92 is: 46,036.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,245.58 : 145,868.40 = 30,690.92 : x
  2. Step 2: Convert to fraction form
    97,245.58/145,868.40 = 30,690.92/x
  3. Step 3: Cross multiply
    97,245.58x = 145,868.40 × 30,690.92
  4. Step 4: Simplify right side
    97,245.58x = 4,476,835,394.93
  5. Step 5: Solve for x
    x = 4,476,835,394.93/97,245.58
  6. Step 6: Final answer
    x = 46,036.39

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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.