Home / 336,670-505,089.58-96,784.34

Finding the Fourth Proportional to 336,670, 505,089.58 and 96,784.34

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Solution

The fourth proportional to 336,670, 505,089.58 and 96,784.34 is: 145,200.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,670 : 505,089.58 = 96,784.34 : x
  2. Step 2: Convert to fraction form
    336,670/505,089.58 = 96,784.34/x
  3. Step 3: Cross multiply
    336,670x = 505,089.58 × 96,784.34
  4. Step 4: Simplify right side
    336,670x = 48,884,761,641.18
  5. Step 5: Solve for x
    x = 48,884,761,641.18/336,670
  6. Step 6: Final answer
    x = 145,200.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.