Home / 139,237.14-192,303.98-94,101.56

Finding the Fourth Proportional to 139,237.14, 192,303.98 and 94,101.56

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Solution

The fourth proportional to 139,237.14, 192,303.98 and 94,101.56 is: 129,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,237.14 : 192,303.98 = 94,101.56 : x
  2. Step 2: Convert to fraction form
    139,237.14/192,303.98 = 94,101.56/x
  3. Step 3: Cross multiply
    139,237.14x = 192,303.98 × 94,101.56
  4. Step 4: Simplify right side
    139,237.14x = 18,096,104,992.97
  5. Step 5: Solve for x
    x = 18,096,104,992.97/139,237.14
  6. Step 6: Final answer
    x = 129,966.08

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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.