Home / 459,961.95-689,894.39-123,036.60

Finding the Fourth Proportional to 459,961.95, 689,894.39 and 123,036.60

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Solution

The fourth proportional to 459,961.95, 689,894.39 and 123,036.60 is: 184,541.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,961.95 : 689,894.39 = 123,036.60 : x
  2. Step 2: Convert to fraction form
    459,961.95/689,894.39 = 123,036.60/x
  3. Step 3: Cross multiply
    459,961.95x = 689,894.39 × 123,036.60
  4. Step 4: Simplify right side
    459,961.95x = 84,882,262,999.37
  5. Step 5: Solve for x
    x = 84,882,262,999.37/459,961.95
  6. Step 6: Final answer
    x = 184,541.92

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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.