Home / 118,463.82-163,477.26-64,749.12

Finding the Fourth Proportional to 118,463.82, 163,477.26 and 64,749.12

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Solution

The fourth proportional to 118,463.82, 163,477.26 and 64,749.12 is: 89,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,463.82 : 163,477.26 = 64,749.12 : x
  2. Step 2: Convert to fraction form
    118,463.82/163,477.26 = 64,749.12/x
  3. Step 3: Cross multiply
    118,463.82x = 163,477.26 × 64,749.12
  4. Step 4: Simplify right side
    118,463.82x = 10,585,008,725.01
  5. Step 5: Solve for x
    x = 10,585,008,725.01/118,463.82
  6. Step 6: Final answer
    x = 89,352.25

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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.