Home / 154,969.40-232,232.70-88,268.60

Finding the Fourth Proportional to 154,969.40, 232,232.70 and 88,268.60

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Solution

The fourth proportional to 154,969.40, 232,232.70 and 88,268.60 is: 132,276.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,969.40 : 232,232.70 = 88,268.60 : x
  2. Step 2: Convert to fraction form
    154,969.40/232,232.70 = 88,268.60/x
  3. Step 3: Cross multiply
    154,969.40x = 232,232.70 × 88,268.60
  4. Step 4: Simplify right side
    154,969.40x = 20,498,855,303.22
  5. Step 5: Solve for x
    x = 20,498,855,303.22/154,969.40
  6. Step 6: Final answer
    x = 132,276.79

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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.