Home / 76,317.45-105,324.75-44,485.68

Finding the Fourth Proportional to 76,317.45, 105,324.75 and 44,485.68

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Solution

The fourth proportional to 76,317.45, 105,324.75 and 44,485.68 is: 61,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,317.45 : 105,324.75 = 44,485.68 : x
  2. Step 2: Convert to fraction form
    76,317.45/105,324.75 = 44,485.68/x
  3. Step 3: Cross multiply
    76,317.45x = 105,324.75 × 44,485.68
  4. Step 4: Simplify right side
    76,317.45x = 4,685,443,124.58
  5. Step 5: Solve for x
    x = 4,685,443,124.58/76,317.45
  6. Step 6: Final answer
    x = 61,394.13

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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.