Home / 181,502.52-272,087.73-76,328.88

Finding the Fourth Proportional to 181,502.52, 272,087.73 and 76,328.88

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Solution

The fourth proportional to 181,502.52, 272,087.73 and 76,328.88 is: 114,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,502.52 : 272,087.73 = 76,328.88 : x
  2. Step 2: Convert to fraction form
    181,502.52/272,087.73 = 76,328.88/x
  3. Step 3: Cross multiply
    181,502.52x = 272,087.73 × 76,328.88
  4. Step 4: Simplify right side
    181,502.52x = 20,768,151,692.64
  5. Step 5: Solve for x
    x = 20,768,151,692.64/181,502.52
  6. Step 6: Final answer
    x = 114,423.49

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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.