Home / 91,005.24-125,597.40-50,722.68

Finding the Fourth Proportional to 91,005.24, 125,597.40 and 50,722.68

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Solution

The fourth proportional to 91,005.24, 125,597.40 and 50,722.68 is: 70,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,005.24 : 125,597.40 = 50,722.68 : x
  2. Step 2: Convert to fraction form
    91,005.24/125,597.40 = 50,722.68/x
  3. Step 3: Cross multiply
    91,005.24x = 125,597.40 × 50,722.68
  4. Step 4: Simplify right side
    91,005.24x = 6,370,636,729.03
  5. Step 5: Solve for x
    x = 6,370,636,729.03/91,005.24
  6. Step 6: Final answer
    x = 70,002.97

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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.