Home / 125,668.14-173,293.47-83,211.18

Finding the Fourth Proportional to 125,668.14, 173,293.47 and 83,211.18

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Solution

The fourth proportional to 125,668.14, 173,293.47 and 83,211.18 is: 114,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,668.14 : 173,293.47 = 83,211.18 : x
  2. Step 2: Convert to fraction form
    125,668.14/173,293.47 = 83,211.18/x
  3. Step 3: Cross multiply
    125,668.14x = 173,293.47 × 83,211.18
  4. Step 4: Simplify right side
    125,668.14x = 14,419,954,124.99
  5. Step 5: Solve for x
    x = 14,419,954,124.99/125,668.14
  6. Step 6: Final answer
    x = 114,746.30

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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.