Home / 93,279.20-128,725.29-50,837.73

Finding the Fourth Proportional to 93,279.20, 128,725.29 and 50,837.73

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Solution

The fourth proportional to 93,279.20, 128,725.29 and 50,837.73 is: 70,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,279.20 : 128,725.29 = 50,837.73 : x
  2. Step 2: Convert to fraction form
    93,279.20/128,725.29 = 50,837.73/x
  3. Step 3: Cross multiply
    93,279.20x = 128,725.29 × 50,837.73
  4. Step 4: Simplify right side
    93,279.20x = 6,544,101,537.19
  5. Step 5: Solve for x
    x = 6,544,101,537.19/93,279.20
  6. Step 6: Final answer
    x = 70,156.07

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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.