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Finding the Fourth Proportional to 94,782,356.40, 142,173,534.60 and 94,782,356.40

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Solution

The fourth proportional to 94,782,356.40, 142,173,534.60 and 94,782,356.40 is: 142,173,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,782,356.40 : 142,173,534.60 = 94,782,356.40 : x
  2. Step 2: Convert to fraction form
    94,782,356.40/142,173,534.60 = 94,782,356.40/x
  3. Step 3: Cross multiply
    94,782,356.40x = 142,173,534.60 × 94,782,356.40
  4. Step 4: Simplify right side
    94,782,356.40x = 13,475,542,627,104,932
  5. Step 5: Solve for x
    x = 13,475,542,627,104,932/94,782,356.40
  6. Step 6: Final answer
    x = 142,173,534.60

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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.