Home / 43,037.65-64,581.63-18,075.88

Finding the Fourth Proportional to 43,037.65, 64,581.63 and 18,075.88

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Solution

The fourth proportional to 43,037.65, 64,581.63 and 18,075.88 is: 27,124.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,037.65 : 64,581.63 = 18,075.88 : x
  2. Step 2: Convert to fraction form
    43,037.65/64,581.63 = 18,075.88/x
  3. Step 3: Cross multiply
    43,037.65x = 64,581.63 × 18,075.88
  4. Step 4: Simplify right side
    43,037.65x = 1,167,369,794.08
  5. Step 5: Solve for x
    x = 1,167,369,794.08/43,037.65
  6. Step 6: Final answer
    x = 27,124.39

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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.