Home / 93,269.20-128,714.22-50,830.46

Finding the Fourth Proportional to 93,269.20, 128,714.22 and 50,830.46

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Solution

The fourth proportional to 93,269.20, 128,714.22 and 50,830.46 is: 70,147.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,269.20 : 128,714.22 = 50,830.46 : x
  2. Step 2: Convert to fraction form
    93,269.20/128,714.22 = 50,830.46/x
  3. Step 3: Cross multiply
    93,269.20x = 128,714.22 × 50,830.46
  4. Step 4: Simplify right side
    93,269.20x = 6,542,603,011.14
  5. Step 5: Solve for x
    x = 6,542,603,011.14/93,269.20
  6. Step 6: Final answer
    x = 70,147.52

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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.