Home / 45,216.48-67,802.84-15,623.94

Finding the Fourth Proportional to 45,216.48, 67,802.84 and 15,623.94

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Solution

The fourth proportional to 45,216.48, 67,802.84 and 15,623.94 is: 23,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,216.48 : 67,802.84 = 15,623.94 : x
  2. Step 2: Convert to fraction form
    45,216.48/67,802.84 = 15,623.94/x
  3. Step 3: Cross multiply
    45,216.48x = 67,802.84 × 15,623.94
  4. Step 4: Simplify right side
    45,216.48x = 1,059,347,503.99
  5. Step 5: Solve for x
    x = 1,059,347,503.99/45,216.48
  6. Step 6: Final answer
    x = 23,428.35

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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.