Home / 140,543.52-194,030.32-92,934.96

Finding the Fourth Proportional to 140,543.52, 194,030.32 and 92,934.96

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Solution

The fourth proportional to 140,543.52, 194,030.32 and 92,934.96 is: 128,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,543.52 : 194,030.32 = 92,934.96 : x
  2. Step 2: Convert to fraction form
    140,543.52/194,030.32 = 92,934.96/x
  3. Step 3: Cross multiply
    140,543.52x = 194,030.32 × 92,934.96
  4. Step 4: Simplify right side
    140,543.52x = 18,032,200,027.99
  5. Step 5: Solve for x
    x = 18,032,200,027.99/140,543.52
  6. Step 6: Final answer
    x = 128,303.32

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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.