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Finding the Fourth Proportional to 48,000.50, 66,240.50 and 26,779.74

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Solution

The fourth proportional to 48,000.50, 66,240.50 and 26,779.74 is: 36,955.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.50 : 66,240.50 = 26,779.74 : x
  2. Step 2: Convert to fraction form
    48,000.50/66,240.50 = 26,779.74/x
  3. Step 3: Cross multiply
    48,000.50x = 66,240.50 × 26,779.74
  4. Step 4: Simplify right side
    48,000.50x = 1,773,903,367.47
  5. Step 5: Solve for x
    x = 1,773,903,367.47/48,000.50
  6. Step 6: Final answer
    x = 36,955.94

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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.