Home / 72,525.24-100,083.60-40,692.24

Finding the Fourth Proportional to 72,525.24, 100,083.60 and 40,692.24

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Solution

The fourth proportional to 72,525.24, 100,083.60 and 40,692.24 is: 56,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,525.24 : 100,083.60 = 40,692.24 : x
  2. Step 2: Convert to fraction form
    72,525.24/100,083.60 = 40,692.24/x
  3. Step 3: Cross multiply
    72,525.24x = 100,083.60 × 40,692.24
  4. Step 4: Simplify right side
    72,525.24x = 4,072,625,871.26
  5. Step 5: Solve for x
    x = 4,072,625,871.26/72,525.24
  6. Step 6: Final answer
    x = 56,154.60

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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.