Home / 280,097.37-386,539.62-152,777.52

Finding the Fourth Proportional to 280,097.37, 386,539.62 and 152,777.52

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Solution

The fourth proportional to 280,097.37, 386,539.62 and 152,777.52 is: 210,835.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,097.37 : 386,539.62 = 152,777.52 : x
  2. Step 2: Convert to fraction form
    280,097.37/386,539.62 = 152,777.52/x
  3. Step 3: Cross multiply
    280,097.37x = 386,539.62 × 152,777.52
  4. Step 4: Simplify right side
    280,097.37x = 59,054,564,525.34
  5. Step 5: Solve for x
    x = 59,054,564,525.34/280,097.37
  6. Step 6: Final answer
    x = 210,835.84

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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.