Home / 118,052.47-162,907.66-64,336.33

Finding the Fourth Proportional to 118,052.47, 162,907.66 and 64,336.33

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Solution

The fourth proportional to 118,052.47, 162,907.66 and 64,336.33 is: 88,781.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,052.47 : 162,907.66 = 64,336.33 : x
  2. Step 2: Convert to fraction form
    118,052.47/162,907.66 = 64,336.33/x
  3. Step 3: Cross multiply
    118,052.47x = 162,907.66 × 64,336.33
  4. Step 4: Simplify right side
    118,052.47x = 10,480,880,895.45
  5. Step 5: Solve for x
    x = 10,480,880,895.45/118,052.47
  6. Step 6: Final answer
    x = 88,781.55

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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.