Home / 75,437.92-104,106-43,608.16

Finding the Fourth Proportional to 75,437.92, 104,106 and 43,608.16

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Solution

The fourth proportional to 75,437.92, 104,106 and 43,608.16 is: 60,180.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,437.92 : 104,106 = 43,608.16 : x
  2. Step 2: Convert to fraction form
    75,437.92/104,106 = 43,608.16/x
  3. Step 3: Cross multiply
    75,437.92x = 104,106 × 43,608.16
  4. Step 4: Simplify right side
    75,437.92x = 4,539,871,104.96
  5. Step 5: Solve for x
    x = 4,539,871,104.96/75,437.92
  6. Step 6: Final answer
    x = 60,180.23

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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.