Home / 163,500.16-225,628.19-91,892.32

Finding the Fourth Proportional to 163,500.16, 225,628.19 and 91,892.32

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Solution

The fourth proportional to 163,500.16, 225,628.19 and 91,892.32 is: 126,810.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,500.16 : 225,628.19 = 91,892.32 : x
  2. Step 2: Convert to fraction form
    163,500.16/225,628.19 = 91,892.32/x
  3. Step 3: Cross multiply
    163,500.16x = 225,628.19 × 91,892.32
  4. Step 4: Simplify right side
    163,500.16x = 20,733,497,836.50
  5. Step 5: Solve for x
    x = 20,733,497,836.50/163,500.16
  6. Step 6: Final answer
    x = 126,810.26

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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.