Home / 197,824.02-272,981.00-116,143.67

Finding the Fourth Proportional to 197,824.02, 272,981.00 and 116,143.67

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Solution

The fourth proportional to 197,824.02, 272,981.00 and 116,143.67 is: 160,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,824.02 : 272,981.00 = 116,143.67 : x
  2. Step 2: Convert to fraction form
    197,824.02/272,981.00 = 116,143.67/x
  3. Step 3: Cross multiply
    197,824.02x = 272,981.00 × 116,143.67
  4. Step 4: Simplify right side
    197,824.02x = 31,705,013,234.65
  5. Step 5: Solve for x
    x = 31,705,013,234.65/197,824.02
  6. Step 6: Final answer
    x = 160,268.77

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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.