Home / 46,005.84-69,012.68-12,725.91

Finding the Fourth Proportional to 46,005.84, 69,012.68 and 12,725.91

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Solution

The fourth proportional to 46,005.84, 69,012.68 and 12,725.91 is: 19,089.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,005.84 : 69,012.68 = 12,725.91 : x
  2. Step 2: Convert to fraction form
    46,005.84/69,012.68 = 12,725.91/x
  3. Step 3: Cross multiply
    46,005.84x = 69,012.68 × 12,725.91
  4. Step 4: Simplify right side
    46,005.84x = 878,249,090.91
  5. Step 5: Solve for x
    x = 878,249,090.91/46,005.84
  6. Step 6: Final answer
    x = 19,089.95

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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.