Home / 286,263.04-395,060.88-165,426.52

Finding the Fourth Proportional to 286,263.04, 395,060.88 and 165,426.52

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Solution

The fourth proportional to 286,263.04, 395,060.88 and 165,426.52 is: 228,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,263.04 : 395,060.88 = 165,426.52 : x
  2. Step 2: Convert to fraction form
    286,263.04/395,060.88 = 165,426.52/x
  3. Step 3: Cross multiply
    286,263.04x = 395,060.88 × 165,426.52
  4. Step 4: Simplify right side
    286,263.04x = 65,353,546,566.54
  5. Step 5: Solve for x
    x = 65,353,546,566.54/286,263.04
  6. Step 6: Final answer
    x = 228,298.93

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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.