Home / 75,520.34-104,220.69-41,530.22

Finding the Fourth Proportional to 75,520.34, 104,220.69 and 41,530.22

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Solution

The fourth proportional to 75,520.34, 104,220.69 and 41,530.22 is: 57,313.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,520.34 : 104,220.69 = 41,530.22 : x
  2. Step 2: Convert to fraction form
    75,520.34/104,220.69 = 41,530.22/x
  3. Step 3: Cross multiply
    75,520.34x = 104,220.69 × 41,530.22
  4. Step 4: Simplify right side
    75,520.34x = 4,328,308,184.25
  5. Step 5: Solve for x
    x = 4,328,308,184.25/75,520.34
  6. Step 6: Final answer
    x = 57,313.14

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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.