Home / 67,457.41-101,166.98-20,070.59

Finding the Fourth Proportional to 67,457.41, 101,166.98 and 20,070.59

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Solution

The fourth proportional to 67,457.41, 101,166.98 and 20,070.59 is: 30,100.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,457.41 : 101,166.98 = 20,070.59 : x
  2. Step 2: Convert to fraction form
    67,457.41/101,166.98 = 20,070.59/x
  3. Step 3: Cross multiply
    67,457.41x = 101,166.98 × 20,070.59
  4. Step 4: Simplify right side
    67,457.41x = 2,030,480,370.93
  5. Step 5: Solve for x
    x = 2,030,480,370.93/67,457.41
  6. Step 6: Final answer
    x = 30,100.18

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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.