Home / 171,928.96-237,272.70-99,334.96

Finding the Fourth Proportional to 171,928.96, 237,272.70 and 99,334.96

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Solution

The fourth proportional to 171,928.96, 237,272.70 and 99,334.96 is: 137,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,928.96 : 237,272.70 = 99,334.96 : x
  2. Step 2: Convert to fraction form
    171,928.96/237,272.70 = 99,334.96/x
  3. Step 3: Cross multiply
    171,928.96x = 237,272.70 × 99,334.96
  4. Step 4: Simplify right side
    171,928.96x = 23,569,474,163.59
  5. Step 5: Solve for x
    x = 23,569,474,163.59/171,928.96
  6. Step 6: Final answer
    x = 137,088.45

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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.