Home / 114,879.11-158,509.71-67,123.23

Finding the Fourth Proportional to 114,879.11, 158,509.71 and 67,123.23

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Solution

The fourth proportional to 114,879.11, 158,509.71 and 67,123.23 is: 92,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,879.11 : 158,509.71 = 67,123.23 : x
  2. Step 2: Convert to fraction form
    114,879.11/158,509.71 = 67,123.23/x
  3. Step 3: Cross multiply
    114,879.11x = 158,509.71 × 67,123.23
  4. Step 4: Simplify right side
    114,879.11x = 10,639,684,018.77
  5. Step 5: Solve for x
    x = 10,639,684,018.77/114,879.11
  6. Step 6: Final answer
    x = 92,616.35

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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.