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Finding the Fourth Proportional to 164,066.55, 246,069.45 and 45,713.40

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Solution

The fourth proportional to 164,066.55, 246,069.45 and 45,713.40 is: 68,561.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,066.55 : 246,069.45 = 45,713.40 : x
  2. Step 2: Convert to fraction form
    164,066.55/246,069.45 = 45,713.40/x
  3. Step 3: Cross multiply
    164,066.55x = 246,069.45 × 45,713.40
  4. Step 4: Simplify right side
    164,066.55x = 11,248,671,195.63
  5. Step 5: Solve for x
    x = 11,248,671,195.63/164,066.55
  6. Step 6: Final answer
    x = 68,561.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.