Home / 67,346.06-101,030.43-20,588

Finding the Fourth Proportional to 67,346.06, 101,030.43 and 20,588

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Solution

The fourth proportional to 67,346.06, 101,030.43 and 20,588 is: 30,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,346.06 : 101,030.43 = 20,588 : x
  2. Step 2: Convert to fraction form
    67,346.06/101,030.43 = 20,588/x
  3. Step 3: Cross multiply
    67,346.06x = 101,030.43 × 20,588
  4. Step 4: Simplify right side
    67,346.06x = 2,080,014,492.84
  5. Step 5: Solve for x
    x = 2,080,014,492.84/67,346.06
  6. Step 6: Final answer
    x = 30,885.47

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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.