Home / 116,151.40-174,227.10-71,633.80

Finding the Fourth Proportional to 116,151.40, 174,227.10 and 71,633.80

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Solution

The fourth proportional to 116,151.40, 174,227.10 and 71,633.80 is: 107,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,151.40 : 174,227.10 = 71,633.80 : x
  2. Step 2: Convert to fraction form
    116,151.40/174,227.10 = 71,633.80/x
  3. Step 3: Cross multiply
    116,151.40x = 174,227.10 × 71,633.80
  4. Step 4: Simplify right side
    116,151.40x = 12,480,549,235.98
  5. Step 5: Solve for x
    x = 12,480,549,235.98/116,151.40
  6. Step 6: Final answer
    x = 107,450.70

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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.