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Finding the Fourth Proportional to 51,100.40, 70,498.98 and 37,703.64

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Solution

The fourth proportional to 51,100.40, 70,498.98 and 37,703.64 is: 52,016.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,100.40 : 70,498.98 = 37,703.64 : x
  2. Step 2: Convert to fraction form
    51,100.40/70,498.98 = 37,703.64/x
  3. Step 3: Cross multiply
    51,100.40x = 70,498.98 × 37,703.64
  4. Step 4: Simplify right side
    51,100.40x = 2,658,068,162.29
  5. Step 5: Solve for x
    x = 2,658,068,162.29/51,100.40
  6. Step 6: Final answer
    x = 52,016.58

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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.