Home / 116,423.20-174,404.40-69,536.80

Finding the Fourth Proportional to 116,423.20, 174,404.40 and 69,536.80

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Solution

The fourth proportional to 116,423.20, 174,404.40 and 69,536.80 is: 104,167.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,423.20 : 174,404.40 = 69,536.80 : x
  2. Step 2: Convert to fraction form
    116,423.20/174,404.40 = 69,536.80/x
  3. Step 3: Cross multiply
    116,423.20x = 174,404.40 × 69,536.80
  4. Step 4: Simplify right side
    116,423.20x = 12,127,523,881.92
  5. Step 5: Solve for x
    x = 12,127,523,881.92/116,423.20
  6. Step 6: Final answer
    x = 104,167.59

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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.