Home / 119,455.85-179,183.59-81,902.07

Finding the Fourth Proportional to 119,455.85, 179,183.59 and 81,902.07

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Solution

The fourth proportional to 119,455.85, 179,183.59 and 81,902.07 is: 122,852.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,455.85 : 179,183.59 = 81,902.07 : x
  2. Step 2: Convert to fraction form
    119,455.85/179,183.59 = 81,902.07/x
  3. Step 3: Cross multiply
    119,455.85x = 179,183.59 × 81,902.07
  4. Step 4: Simplify right side
    119,455.85x = 14,675,506,931.03
  5. Step 5: Solve for x
    x = 14,675,506,931.03/119,455.85
  6. Step 6: Final answer
    x = 122,852.98

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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.