Home / 181,623.78-272,435.67-56,974.50

Finding the Fourth Proportional to 181,623.78, 272,435.67 and 56,974.50

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Solution

The fourth proportional to 181,623.78, 272,435.67 and 56,974.50 is: 85,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,623.78 : 272,435.67 = 56,974.50 : x
  2. Step 2: Convert to fraction form
    181,623.78/272,435.67 = 56,974.50/x
  3. Step 3: Cross multiply
    181,623.78x = 272,435.67 × 56,974.50
  4. Step 4: Simplify right side
    181,623.78x = 15,521,886,080.42
  5. Step 5: Solve for x
    x = 15,521,886,080.42/181,623.78
  6. Step 6: Final answer
    x = 85,461.75

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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.