Home / 75,821.84-104,630.27-45,601.35

Finding the Fourth Proportional to 75,821.84, 104,630.27 and 45,601.35

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Solution

The fourth proportional to 75,821.84, 104,630.27 and 45,601.35 is: 62,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,821.84 : 104,630.27 = 45,601.35 : x
  2. Step 2: Convert to fraction form
    75,821.84/104,630.27 = 45,601.35/x
  3. Step 3: Cross multiply
    75,821.84x = 104,630.27 × 45,601.35
  4. Step 4: Simplify right side
    75,821.84x = 4,771,280,942.49
  5. Step 5: Solve for x
    x = 4,771,280,942.49/75,821.84
  6. Step 6: Final answer
    x = 62,927.53

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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.