Home / 163,623.09-225,794.54-91,025.62

Finding the Fourth Proportional to 163,623.09, 225,794.54 and 91,025.62

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Solution

The fourth proportional to 163,623.09, 225,794.54 and 91,025.62 is: 125,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,623.09 : 225,794.54 = 91,025.62 : x
  2. Step 2: Convert to fraction form
    163,623.09/225,794.54 = 91,025.62/x
  3. Step 3: Cross multiply
    163,623.09x = 225,794.54 × 91,025.62
  4. Step 4: Simplify right side
    163,623.09x = 20,553,088,417.27
  5. Step 5: Solve for x
    x = 20,553,088,417.27/163,623.09
  6. Step 6: Final answer
    x = 125,612.40

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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.