Home / 164,390.90-226,871.44-92,777.18

Finding the Fourth Proportional to 164,390.90, 226,871.44 and 92,777.18

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Solution

The fourth proportional to 164,390.90, 226,871.44 and 92,777.18 is: 128,039.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,390.90 : 226,871.44 = 92,777.18 : x
  2. Step 2: Convert to fraction form
    164,390.90/226,871.44 = 92,777.18/x
  3. Step 3: Cross multiply
    164,390.90x = 226,871.44 × 92,777.18
  4. Step 4: Simplify right side
    164,390.90x = 21,048,492,425.74
  5. Step 5: Solve for x
    x = 21,048,492,425.74/164,390.90
  6. Step 6: Final answer
    x = 128,039.28

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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.