Home / 185,741.23-256,323.23-100,858.29

Finding the Fourth Proportional to 185,741.23, 256,323.23 and 100,858.29

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Solution

The fourth proportional to 185,741.23, 256,323.23 and 100,858.29 is: 139,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,741.23 : 256,323.23 = 100,858.29 : x
  2. Step 2: Convert to fraction form
    185,741.23/256,323.23 = 100,858.29/x
  3. Step 3: Cross multiply
    185,741.23x = 256,323.23 × 100,858.29
  4. Step 4: Simplify right side
    185,741.23x = 25,852,322,866.03
  5. Step 5: Solve for x
    x = 25,852,322,866.03/185,741.23
  6. Step 6: Final answer
    x = 139,184.62

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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.