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Finding the Fourth Proportional to 121,507.64, 182,266.98 and 37,261.64

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Solution

The fourth proportional to 121,507.64, 182,266.98 and 37,261.64 is: 55,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,507.64 : 182,266.98 = 37,261.64 : x
  2. Step 2: Convert to fraction form
    121,507.64/182,266.98 = 37,261.64/x
  3. Step 3: Cross multiply
    121,507.64x = 182,266.98 × 37,261.64
  4. Step 4: Simplify right side
    121,507.64x = 6,791,566,592.65
  5. Step 5: Solve for x
    x = 6,791,566,592.65/121,507.64
  6. Step 6: Final answer
    x = 55,894.15

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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.