Home / 61,390.24-84,715.44-36,234.88

Finding the Fourth Proportional to 61,390.24, 84,715.44 and 36,234.88

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Solution

The fourth proportional to 61,390.24, 84,715.44 and 36,234.88 is: 50,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,390.24 : 84,715.44 = 36,234.88 : x
  2. Step 2: Convert to fraction form
    61,390.24/84,715.44 = 36,234.88/x
  3. Step 3: Cross multiply
    61,390.24x = 84,715.44 × 36,234.88
  4. Step 4: Simplify right side
    61,390.24x = 3,069,653,802.55
  5. Step 5: Solve for x
    x = 3,069,653,802.55/61,390.24
  6. Step 6: Final answer
    x = 50,002.31

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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.