Home / 160,673.16-221,730.72-89,054.52

Finding the Fourth Proportional to 160,673.16, 221,730.72 and 89,054.52

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Solution

The fourth proportional to 160,673.16, 221,730.72 and 89,054.52 is: 122,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,673.16 : 221,730.72 = 89,054.52 : x
  2. Step 2: Convert to fraction form
    160,673.16/221,730.72 = 89,054.52/x
  3. Step 3: Cross multiply
    160,673.16x = 221,730.72 × 89,054.52
  4. Step 4: Simplify right side
    160,673.16x = 19,746,122,838.85
  5. Step 5: Solve for x
    x = 19,746,122,838.85/160,673.16
  6. Step 6: Final answer
    x = 122,896.21

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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.