Home / 94,768.40-142,152.60-48,112.40

Finding the Fourth Proportional to 94,768.40, 142,152.60 and 48,112.40

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Solution

The fourth proportional to 94,768.40, 142,152.60 and 48,112.40 is: 72,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,768.40 : 142,152.60 = 48,112.40 : x
  2. Step 2: Convert to fraction form
    94,768.40/142,152.60 = 48,112.40/x
  3. Step 3: Cross multiply
    94,768.40x = 142,152.60 × 48,112.40
  4. Step 4: Simplify right side
    94,768.40x = 6,839,302,752.24
  5. Step 5: Solve for x
    x = 6,839,302,752.24/94,768.40
  6. Step 6: Final answer
    x = 72,168.60

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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.