Home / 160,267.04-221,172.92-87,674.32

Finding the Fourth Proportional to 160,267.04, 221,172.92 and 87,674.32

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Solution

The fourth proportional to 160,267.04, 221,172.92 and 87,674.32 is: 120,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,267.04 : 221,172.92 = 87,674.32 : x
  2. Step 2: Convert to fraction form
    160,267.04/221,172.92 = 87,674.32/x
  3. Step 3: Cross multiply
    160,267.04x = 221,172.92 × 87,674.32
  4. Step 4: Simplify right side
    160,267.04x = 19,391,185,363.41
  5. Step 5: Solve for x
    x = 19,391,185,363.41/160,267.04
  6. Step 6: Final answer
    x = 120,992.97

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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.