Home / 78,867.32-118,300.95-23,463.32

Finding the Fourth Proportional to 78,867.32, 118,300.95 and 23,463.32

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Solution

The fourth proportional to 78,867.32, 118,300.95 and 23,463.32 is: 35,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,867.32 : 118,300.95 = 23,463.32 : x
  2. Step 2: Convert to fraction form
    78,867.32/118,300.95 = 23,463.32/x
  3. Step 3: Cross multiply
    78,867.32x = 118,300.95 × 23,463.32
  4. Step 4: Simplify right side
    78,867.32x = 2,775,732,454.65
  5. Step 5: Solve for x
    x = 2,775,732,454.65/78,867.32
  6. Step 6: Final answer
    x = 35,194.97

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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.