Home / 180,001.52-270,171.77-91,318.67

Finding the Fourth Proportional to 180,001.52, 270,171.77 and 91,318.67

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Solution

The fourth proportional to 180,001.52, 270,171.77 and 91,318.67 is: 137,063.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,001.52 : 270,171.77 = 91,318.67 : x
  2. Step 2: Convert to fraction form
    180,001.52/270,171.77 = 91,318.67/x
  3. Step 3: Cross multiply
    180,001.52x = 270,171.77 × 91,318.67
  4. Step 4: Simplify right side
    180,001.52x = 24,671,724,900.49
  5. Step 5: Solve for x
    x = 24,671,724,900.49/180,001.52
  6. Step 6: Final answer
    x = 137,063.98

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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.