Home / 102,094.16-140,902.60-57,382.16

Finding the Fourth Proportional to 102,094.16, 140,902.60 and 57,382.16

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Solution

The fourth proportional to 102,094.16, 140,902.60 and 57,382.16 is: 79,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,094.16 : 140,902.60 = 57,382.16 : x
  2. Step 2: Convert to fraction form
    102,094.16/140,902.60 = 57,382.16/x
  3. Step 3: Cross multiply
    102,094.16x = 140,902.60 × 57,382.16
  4. Step 4: Simplify right side
    102,094.16x = 8,085,295,537.62
  5. Step 5: Solve for x
    x = 8,085,295,537.62/102,094.16
  6. Step 6: Final answer
    x = 79,194.50

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1.5x scale

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.