Home / 160,228.07-221,047.94-92,228.77

Finding the Fourth Proportional to 160,228.07, 221,047.94 and 92,228.77

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Solution

The fourth proportional to 160,228.07, 221,047.94 and 92,228.77 is: 127,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,228.07 : 221,047.94 = 92,228.77 : x
  2. Step 2: Convert to fraction form
    160,228.07/221,047.94 = 92,228.77/x
  3. Step 3: Cross multiply
    160,228.07x = 221,047.94 × 92,228.77
  4. Step 4: Simplify right side
    160,228.07x = 20,386,979,295.19
  5. Step 5: Solve for x
    x = 20,386,979,295.19/160,228.07
  6. Step 6: Final answer
    x = 127,237.26

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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.