Home / 171,461.20-236,397.12-117,652.80

Finding the Fourth Proportional to 171,461.20, 236,397.12 and 117,652.80

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Solution

The fourth proportional to 171,461.20, 236,397.12 and 117,652.80 is: 162,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,461.20 : 236,397.12 = 117,652.80 : x
  2. Step 2: Convert to fraction form
    171,461.20/236,397.12 = 117,652.80/x
  3. Step 3: Cross multiply
    171,461.20x = 236,397.12 × 117,652.80
  4. Step 4: Simplify right side
    171,461.20x = 27,812,783,079.94
  5. Step 5: Solve for x
    x = 27,812,783,079.94/171,461.20
  6. Step 6: Final answer
    x = 162,210.36

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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.