Home / 161,527.37-222,907.77-89,905.85

Finding the Fourth Proportional to 161,527.37, 222,907.77 and 89,905.85

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Solution

The fourth proportional to 161,527.37, 222,907.77 and 89,905.85 is: 124,070.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,527.37 : 222,907.77 = 89,905.85 : x
  2. Step 2: Convert to fraction form
    161,527.37/222,907.77 = 89,905.85/x
  3. Step 3: Cross multiply
    161,527.37x = 222,907.77 × 89,905.85
  4. Step 4: Simplify right side
    161,527.37x = 20,040,712,507.68
  5. Step 5: Solve for x
    x = 20,040,712,507.68/161,527.37
  6. Step 6: Final answer
    x = 124,070.08

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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.