Home / 76,669.40-105,799.02-44,836.40

Finding the Fourth Proportional to 76,669.40, 105,799.02 and 44,836.40

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Solution

The fourth proportional to 76,669.40, 105,799.02 and 44,836.40 is: 61,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,669.40 : 105,799.02 = 44,836.40 : x
  2. Step 2: Convert to fraction form
    76,669.40/105,799.02 = 44,836.40/x
  3. Step 3: Cross multiply
    76,669.40x = 105,799.02 × 44,836.40
  4. Step 4: Simplify right side
    76,669.40x = 4,743,647,180.33
  5. Step 5: Solve for x
    x = 4,743,647,180.33/76,669.40
  6. Step 6: Final answer
    x = 61,871.45

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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.