Home / 93,346.63-128,819.77-50,905.16

Finding the Fourth Proportional to 93,346.63, 128,819.77 and 50,905.16

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Solution

The fourth proportional to 93,346.63, 128,819.77 and 50,905.16 is: 70,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,346.63 : 128,819.77 = 50,905.16 : x
  2. Step 2: Convert to fraction form
    93,346.63/128,819.77 = 50,905.16/x
  3. Step 3: Cross multiply
    93,346.63x = 128,819.77 × 50,905.16
  4. Step 4: Simplify right side
    93,346.63x = 6,557,590,714.73
  5. Step 5: Solve for x
    x = 6,557,590,714.73/93,346.63
  6. Step 6: Final answer
    x = 70,249.89

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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.