Home / 114,929.12-158,604.12-63,945.92

Finding the Fourth Proportional to 114,929.12, 158,604.12 and 63,945.92

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Solution

The fourth proportional to 114,929.12, 158,604.12 and 63,945.92 is: 88,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,929.12 : 158,604.12 = 63,945.92 : x
  2. Step 2: Convert to fraction form
    114,929.12/158,604.12 = 63,945.92/x
  3. Step 3: Cross multiply
    114,929.12x = 158,604.12 × 63,945.92
  4. Step 4: Simplify right side
    114,929.12x = 10,142,086,369.19
  5. Step 5: Solve for x
    x = 10,142,086,369.19/114,929.12
  6. Step 6: Final answer
    x = 88,246.45

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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.