Home / 282,505.50-389,684.93-167,706.22

Finding the Fourth Proportional to 282,505.50, 389,684.93 and 167,706.22

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Solution

The fourth proportional to 282,505.50, 389,684.93 and 167,706.22 is: 231,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,505.50 : 389,684.93 = 167,706.22 : x
  2. Step 2: Convert to fraction form
    282,505.50/389,684.93 = 167,706.22/x
  3. Step 3: Cross multiply
    282,505.50x = 389,684.93 × 167,706.22
  4. Step 4: Simplify right side
    282,505.50x = 65,352,586,601.26
  5. Step 5: Solve for x
    x = 65,352,586,601.26/282,505.50
  6. Step 6: Final answer
    x = 231,332.09

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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.