Home / 55,523.84-76,623-30,373.34

Finding the Fourth Proportional to 55,523.84, 76,623 and 30,373.34

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Solution

The fourth proportional to 55,523.84, 76,623 and 30,373.34 is: 41,915.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,523.84 : 76,623 = 30,373.34 : x
  2. Step 2: Convert to fraction form
    55,523.84/76,623 = 30,373.34/x
  3. Step 3: Cross multiply
    55,523.84x = 76,623 × 30,373.34
  4. Step 4: Simplify right side
    55,523.84x = 2,327,296,430.82
  5. Step 5: Solve for x
    x = 2,327,296,430.82/55,523.84
  6. Step 6: Final answer
    x = 41,915.26

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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.