Home / 67,895.45-93,706.99-39,601.14

Finding the Fourth Proportional to 67,895.45, 93,706.99 and 39,601.14

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Solution

The fourth proportional to 67,895.45, 93,706.99 and 39,601.14 is: 54,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,895.45 : 93,706.99 = 39,601.14 : x
  2. Step 2: Convert to fraction form
    67,895.45/93,706.99 = 39,601.14/x
  3. Step 3: Cross multiply
    67,895.45x = 93,706.99 × 39,601.14
  4. Step 4: Simplify right side
    67,895.45x = 3,710,903,530.97
  5. Step 5: Solve for x
    x = 3,710,903,530.97/67,895.45
  6. Step 6: Final answer
    x = 54,656.14

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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.