Home / 161,620.02-242,433.95-55,003.77

Finding the Fourth Proportional to 161,620.02, 242,433.95 and 55,003.77

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Solution

The fourth proportional to 161,620.02, 242,433.95 and 55,003.77 is: 82,506.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,620.02 : 242,433.95 = 55,003.77 : x
  2. Step 2: Convert to fraction form
    161,620.02/242,433.95 = 55,003.77/x
  3. Step 3: Cross multiply
    161,620.02x = 242,433.95 × 55,003.77
  4. Step 4: Simplify right side
    161,620.02x = 13,334,780,950.97
  5. Step 5: Solve for x
    x = 13,334,780,950.97/161,620.02
  6. Step 6: Final answer
    x = 82,506.99

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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.