Home / 56,166.84-84,222.05-18,713.79

Finding the Fourth Proportional to 56,166.84, 84,222.05 and 18,713.79

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Solution

The fourth proportional to 56,166.84, 84,222.05 and 18,713.79 is: 28,061.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,166.84 : 84,222.05 = 18,713.79 : x
  2. Step 2: Convert to fraction form
    56,166.84/84,222.05 = 18,713.79/x
  3. Step 3: Cross multiply
    56,166.84x = 84,222.05 × 18,713.79
  4. Step 4: Simplify right side
    56,166.84x = 1,576,113,663.50
  5. Step 5: Solve for x
    x = 1,576,113,663.50/56,166.84
  6. Step 6: Final answer
    x = 28,061.28

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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.