Home / 67,430.52-101,145.30-32,263.80

Finding the Fourth Proportional to 67,430.52, 101,145.30 and 32,263.80

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Solution

The fourth proportional to 67,430.52, 101,145.30 and 32,263.80 is: 48,395.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,430.52 : 101,145.30 = 32,263.80 : x
  2. Step 2: Convert to fraction form
    67,430.52/101,145.30 = 32,263.80/x
  3. Step 3: Cross multiply
    67,430.52x = 101,145.30 × 32,263.80
  4. Step 4: Simplify right side
    67,430.52x = 3,263,331,730.14
  5. Step 5: Solve for x
    x = 3,263,331,730.14/67,430.52
  6. Step 6: Final answer
    x = 48,395.47

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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.