Home / 99,010.24-148,515.58-69,559.55

Finding the Fourth Proportional to 99,010.24, 148,515.58 and 69,559.55

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Solution

The fourth proportional to 99,010.24, 148,515.58 and 69,559.55 is: 104,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,010.24 : 148,515.58 = 69,559.55 : x
  2. Step 2: Convert to fraction form
    99,010.24/148,515.58 = 69,559.55/x
  3. Step 3: Cross multiply
    99,010.24x = 148,515.58 × 69,559.55
  4. Step 4: Simplify right side
    99,010.24x = 10,330,677,009.73
  5. Step 5: Solve for x
    x = 10,330,677,009.73/99,010.24
  6. Step 6: Final answer
    x = 104,339.48

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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.