Home / 65,156.04-89,907.75-36,477.27

Finding the Fourth Proportional to 65,156.04, 89,907.75 and 36,477.27

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Solution

The fourth proportional to 65,156.04, 89,907.75 and 36,477.27 is: 50,334.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,156.04 : 89,907.75 = 36,477.27 : x
  2. Step 2: Convert to fraction form
    65,156.04/89,907.75 = 36,477.27/x
  3. Step 3: Cross multiply
    65,156.04x = 89,907.75 × 36,477.27
  4. Step 4: Simplify right side
    65,156.04x = 3,279,589,271.84
  5. Step 5: Solve for x
    x = 3,279,589,271.84/65,156.04
  6. Step 6: Final answer
    x = 50,334.39

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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.