Home / 118,272.36-163,213.24-64,558.26

Finding the Fourth Proportional to 118,272.36, 163,213.24 and 64,558.26

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Solution

The fourth proportional to 118,272.36, 163,213.24 and 64,558.26 is: 89,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,272.36 : 163,213.24 = 64,558.26 : x
  2. Step 2: Convert to fraction form
    118,272.36/163,213.24 = 64,558.26/x
  3. Step 3: Cross multiply
    118,272.36x = 163,213.24 × 64,558.26
  4. Step 4: Simplify right side
    118,272.36x = 10,536,762,783.36
  5. Step 5: Solve for x
    x = 10,536,762,783.36/118,272.36
  6. Step 6: Final answer
    x = 89,088.97

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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.