Home / 43,549.12-65,323.68-10,717.12

Finding the Fourth Proportional to 43,549.12, 65,323.68 and 10,717.12

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Solution

The fourth proportional to 43,549.12, 65,323.68 and 10,717.12 is: 16,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,549.12 : 65,323.68 = 10,717.12 : x
  2. Step 2: Convert to fraction form
    43,549.12/65,323.68 = 10,717.12/x
  3. Step 3: Cross multiply
    43,549.12x = 65,323.68 × 10,717.12
  4. Step 4: Simplify right side
    43,549.12x = 700,081,717.40
  5. Step 5: Solve for x
    x = 700,081,717.40/43,549.12
  6. Step 6: Final answer
    x = 16,075.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.