Home / 72,747.37-100,359.57-44,436.25

Finding the Fourth Proportional to 72,747.37, 100,359.57 and 44,436.25

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Solution

The fourth proportional to 72,747.37, 100,359.57 and 44,436.25 is: 61,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,747.37 : 100,359.57 = 44,436.25 : x
  2. Step 2: Convert to fraction form
    72,747.37/100,359.57 = 44,436.25/x
  3. Step 3: Cross multiply
    72,747.37x = 100,359.57 × 44,436.25
  4. Step 4: Simplify right side
    72,747.37x = 4,459,602,942.41
  5. Step 5: Solve for x
    x = 4,459,602,942.41/72,747.37
  6. Step 6: Final answer
    x = 61,302.60

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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.