Home / 163,636.32-225,838.16-92,019.36

Finding the Fourth Proportional to 163,636.32, 225,838.16 and 92,019.36

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Solution

The fourth proportional to 163,636.32, 225,838.16 and 92,019.36 is: 126,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,636.32 : 225,838.16 = 92,019.36 : x
  2. Step 2: Convert to fraction form
    163,636.32/225,838.16 = 92,019.36/x
  3. Step 3: Cross multiply
    163,636.32x = 225,838.16 × 92,019.36
  4. Step 4: Simplify right side
    163,636.32x = 20,781,482,946.78
  5. Step 5: Solve for x
    x = 20,781,482,946.78/163,636.32
  6. Step 6: Final answer
    x = 126,997.99

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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.