Home / 154,986.80-232,307.40-88,458.80

Finding the Fourth Proportional to 154,986.80, 232,307.40 and 88,458.80

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Solution

The fourth proportional to 154,986.80, 232,307.40 and 88,458.80 is: 132,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,986.80 : 232,307.40 = 88,458.80 : x
  2. Step 2: Convert to fraction form
    154,986.80/232,307.40 = 88,458.80/x
  3. Step 3: Cross multiply
    154,986.80x = 232,307.40 × 88,458.80
  4. Step 4: Simplify right side
    154,986.80x = 20,549,633,835.12
  5. Step 5: Solve for x
    x = 20,549,633,835.12/154,986.80
  6. Step 6: Final answer
    x = 132,589.57

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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.