Home / 169,416.78-233,823.15-93,989.58

Finding the Fourth Proportional to 169,416.78, 233,823.15 and 93,989.58

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Solution

The fourth proportional to 169,416.78, 233,823.15 and 93,989.58 is: 129,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,416.78 : 233,823.15 = 93,989.58 : x
  2. Step 2: Convert to fraction form
    169,416.78/233,823.15 = 93,989.58/x
  3. Step 3: Cross multiply
    169,416.78x = 233,823.15 × 93,989.58
  4. Step 4: Simplify right side
    169,416.78x = 21,976,939,662.78
  5. Step 5: Solve for x
    x = 21,976,939,662.78/169,416.78
  6. Step 6: Final answer
    x = 129,721.15

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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.