Home / 48,000.20-66,240.30-26,779.46

Finding the Fourth Proportional to 48,000.20, 66,240.30 and 26,779.46

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Solution

The fourth proportional to 48,000.20, 66,240.30 and 26,779.46 is: 36,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,000.20 : 66,240.30 = 26,779.46 : x
  2. Step 2: Convert to fraction form
    48,000.20/66,240.30 = 26,779.46/x
  3. Step 3: Cross multiply
    48,000.20x = 66,240.30 × 26,779.46
  4. Step 4: Simplify right side
    48,000.20x = 1,773,879,464.24
  5. Step 5: Solve for x
    x = 1,773,879,464.24/48,000.20
  6. Step 6: Final answer
    x = 36,955.67

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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.