Home / 164,619.36-227,167.20-100,946.88

Finding the Fourth Proportional to 164,619.36, 227,167.20 and 100,946.88

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Solution

The fourth proportional to 164,619.36, 227,167.20 and 100,946.88 is: 139,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,619.36 : 227,167.20 = 100,946.88 : x
  2. Step 2: Convert to fraction form
    164,619.36/227,167.20 = 100,946.88/x
  3. Step 3: Cross multiply
    164,619.36x = 227,167.20 × 100,946.88
  4. Step 4: Simplify right side
    164,619.36x = 22,931,820,078.34
  5. Step 5: Solve for x
    x = 22,931,820,078.34/164,619.36
  6. Step 6: Final answer
    x = 139,302.08

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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.