Home / 76,075.92-104,981.64-41,620.08

Finding the Fourth Proportional to 76,075.92, 104,981.64 and 41,620.08

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Solution

The fourth proportional to 76,075.92, 104,981.64 and 41,620.08 is: 57,434.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,075.92 : 104,981.64 = 41,620.08 : x
  2. Step 2: Convert to fraction form
    76,075.92/104,981.64 = 41,620.08/x
  3. Step 3: Cross multiply
    76,075.92x = 104,981.64 × 41,620.08
  4. Step 4: Simplify right side
    76,075.92x = 4,369,344,255.33
  5. Step 5: Solve for x
    x = 4,369,344,255.33/76,075.92
  6. Step 6: Final answer
    x = 57,434.00

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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.