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Finding the Fourth Proportional to 104,813.60, 157,220.40 and 94,445.60

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Solution

The fourth proportional to 104,813.60, 157,220.40 and 94,445.60 is: 141,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,813.60 : 157,220.40 = 94,445.60 : x
  2. Step 2: Convert to fraction form
    104,813.60/157,220.40 = 94,445.60/x
  3. Step 3: Cross multiply
    104,813.60x = 157,220.40 × 94,445.60
  4. Step 4: Simplify right side
    104,813.60x = 14,848,775,010.24
  5. Step 5: Solve for x
    x = 14,848,775,010.24/104,813.60
  6. Step 6: Final answer
    x = 141,668.40

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1.5x scale

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.