Home / 177,313.48-265,740.42-72,010.12

Finding the Fourth Proportional to 177,313.48, 265,740.42 and 72,010.12

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Solution

The fourth proportional to 177,313.48, 265,740.42 and 72,010.12 is: 107,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,313.48 : 265,740.42 = 72,010.12 : x
  2. Step 2: Convert to fraction form
    177,313.48/265,740.42 = 72,010.12/x
  3. Step 3: Cross multiply
    177,313.48x = 265,740.42 × 72,010.12
  4. Step 4: Simplify right side
    177,313.48x = 19,135,999,533.05
  5. Step 5: Solve for x
    x = 19,135,999,533.05/177,313.48
  6. Step 6: Final answer
    x = 107,921.85

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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.