Home / 292,617.55-403,810.96-163,555.84

Finding the Fourth Proportional to 292,617.55, 403,810.96 and 163,555.84

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Solution

The fourth proportional to 292,617.55, 403,810.96 and 163,555.84 is: 225,706.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,617.55 : 403,810.96 = 163,555.84 : x
  2. Step 2: Convert to fraction form
    292,617.55/403,810.96 = 163,555.84/x
  3. Step 3: Cross multiply
    292,617.55x = 403,810.96 × 163,555.84
  4. Step 4: Simplify right side
    292,617.55x = 66,045,640,764.01
  5. Step 5: Solve for x
    x = 66,045,640,764.01/292,617.55
  6. Step 6: Final answer
    x = 225,706.36

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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.