Home / 116,352.06-160,561.63-71,105.74

Finding the Fourth Proportional to 116,352.06, 160,561.63 and 71,105.74

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Solution

The fourth proportional to 116,352.06, 160,561.63 and 71,105.74 is: 98,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,352.06 : 160,561.63 = 71,105.74 : x
  2. Step 2: Convert to fraction form
    116,352.06/160,561.63 = 71,105.74/x
  3. Step 3: Cross multiply
    116,352.06x = 160,561.63 × 71,105.74
  4. Step 4: Simplify right side
    116,352.06x = 11,416,853,516.76
  5. Step 5: Solve for x
    x = 11,416,853,516.76/116,352.06
  6. Step 6: Final answer
    x = 98,123.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.