Home / 118,567.27-163,621.64-64,853.33

Finding the Fourth Proportional to 118,567.27, 163,621.64 and 64,853.33

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Solution

The fourth proportional to 118,567.27, 163,621.64 and 64,853.33 is: 89,496.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,567.27 : 163,621.64 = 64,853.33 : x
  2. Step 2: Convert to fraction form
    118,567.27/163,621.64 = 64,853.33/x
  3. Step 3: Cross multiply
    118,567.27x = 163,621.64 × 64,853.33
  4. Step 4: Simplify right side
    118,567.27x = 10,611,407,889.79
  5. Step 5: Solve for x
    x = 10,611,407,889.79/118,567.27
  6. Step 6: Final answer
    x = 89,496.94

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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.