Home / 139,960.48-192,776.88-116,010.40

Finding the Fourth Proportional to 139,960.48, 192,776.88 and 116,010.40

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Solution

The fourth proportional to 139,960.48, 192,776.88 and 116,010.40 is: 159,788.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,960.48 : 192,776.88 = 116,010.40 : x
  2. Step 2: Convert to fraction form
    139,960.48/192,776.88 = 116,010.40/x
  3. Step 3: Cross multiply
    139,960.48x = 192,776.88 × 116,010.40
  4. Step 4: Simplify right side
    139,960.48x = 22,364,122,959.55
  5. Step 5: Solve for x
    x = 22,364,122,959.55/139,960.48
  6. Step 6: Final answer
    x = 159,788.84

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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.