Home / 91,064.70-136,597.05-46,777.95

Finding the Fourth Proportional to 91,064.70, 136,597.05 and 46,777.95

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Solution

The fourth proportional to 91,064.70, 136,597.05 and 46,777.95 is: 70,166.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,064.70 : 136,597.05 = 46,777.95 : x
  2. Step 2: Convert to fraction form
    91,064.70/136,597.05 = 46,777.95/x
  3. Step 3: Cross multiply
    91,064.70x = 136,597.05 × 46,777.95
  4. Step 4: Simplify right side
    91,064.70x = 6,389,729,975.05
  5. Step 5: Solve for x
    x = 6,389,729,975.05/91,064.70
  6. Step 6: Final answer
    x = 70,166.93

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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.