Home / 92,922.15-128,232.72-50,480.72

Finding the Fourth Proportional to 92,922.15, 128,232.72 and 50,480.72

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Solution

The fourth proportional to 92,922.15, 128,232.72 and 50,480.72 is: 69,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,922.15 : 128,232.72 = 50,480.72 : x
  2. Step 2: Convert to fraction form
    92,922.15/128,232.72 = 50,480.72/x
  3. Step 3: Cross multiply
    92,922.15x = 128,232.72 × 50,480.72
  4. Step 4: Simplify right side
    92,922.15x = 6,473,280,033.16
  5. Step 5: Solve for x
    x = 6,473,280,033.16/92,922.15
  6. Step 6: Final answer
    x = 69,663.48

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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.