Home / 92,953.32-128,276.36-50,511.88

Finding the Fourth Proportional to 92,953.32, 128,276.36 and 50,511.88

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Solution

The fourth proportional to 92,953.32, 128,276.36 and 50,511.88 is: 69,706.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,953.32 : 128,276.36 = 50,511.88 : x
  2. Step 2: Convert to fraction form
    92,953.32/128,276.36 = 50,511.88/x
  3. Step 3: Cross multiply
    92,953.32x = 128,276.36 × 50,511.88
  4. Step 4: Simplify right side
    92,953.32x = 6,479,480,103.16
  5. Step 5: Solve for x
    x = 6,479,480,103.16/92,953.32
  6. Step 6: Final answer
    x = 69,706.82

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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.