Home / 172,949.16-238,669.70-93,461.16

Finding the Fourth Proportional to 172,949.16, 238,669.70 and 93,461.16

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Solution

The fourth proportional to 172,949.16, 238,669.70 and 93,461.16 is: 128,976.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,949.16 : 238,669.70 = 93,461.16 : x
  2. Step 2: Convert to fraction form
    172,949.16/238,669.70 = 93,461.16/x
  3. Step 3: Cross multiply
    172,949.16x = 238,669.70 × 93,461.16
  4. Step 4: Simplify right side
    172,949.16x = 22,306,347,018.85
  5. Step 5: Solve for x
    x = 22,306,347,018.85/172,949.16
  6. Step 6: Final answer
    x = 128,976.32

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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.