Home / 232,915.93-321,435.38-130,973.48

Finding the Fourth Proportional to 232,915.93, 321,435.38 and 130,973.48

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Solution

The fourth proportional to 232,915.93, 321,435.38 and 130,973.48 is: 180,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,915.93 : 321,435.38 = 130,973.48 : x
  2. Step 2: Convert to fraction form
    232,915.93/321,435.38 = 130,973.48/x
  3. Step 3: Cross multiply
    232,915.93x = 321,435.38 × 130,973.48
  4. Step 4: Simplify right side
    232,915.93x = 42,099,510,239.36
  5. Step 5: Solve for x
    x = 42,099,510,239.36/232,915.93
  6. Step 6: Final answer
    x = 180,749.81

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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.