Home / 93,287.34-128,736.36-50,845.86

Finding the Fourth Proportional to 93,287.34, 128,736.36 and 50,845.86

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Solution

The fourth proportional to 93,287.34, 128,736.36 and 50,845.86 is: 70,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,287.34 : 128,736.36 = 50,845.86 : x
  2. Step 2: Convert to fraction form
    93,287.34/128,736.36 = 50,845.86/x
  3. Step 3: Cross multiply
    93,287.34x = 128,736.36 × 50,845.86
  4. Step 4: Simplify right side
    93,287.34x = 6,545,710,937.47
  5. Step 5: Solve for x
    x = 6,545,710,937.47/93,287.34
  6. Step 6: Final answer
    x = 70,167.19

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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.