Home / 133,057.62-183,624.93-72,632.34

Finding the Fourth Proportional to 133,057.62, 183,624.93 and 72,632.34

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Solution

The fourth proportional to 133,057.62, 183,624.93 and 72,632.34 is: 100,235.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,057.62 : 183,624.93 = 72,632.34 : x
  2. Step 2: Convert to fraction form
    133,057.62/183,624.93 = 72,632.34/x
  3. Step 3: Cross multiply
    133,057.62x = 183,624.93 × 72,632.34
  4. Step 4: Simplify right side
    133,057.62x = 13,337,108,348.24
  5. Step 5: Solve for x
    x = 13,337,108,348.24/133,057.62
  6. Step 6: Final answer
    x = 100,235.58

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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.