Home / 48,779.24-67,254.18-39,817.64

Finding the Fourth Proportional to 48,779.24, 67,254.18 and 39,817.64

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Solution

The fourth proportional to 48,779.24, 67,254.18 and 39,817.64 is: 54,898.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,779.24 : 67,254.18 = 39,817.64 : x
  2. Step 2: Convert to fraction form
    48,779.24/67,254.18 = 39,817.64/x
  3. Step 3: Cross multiply
    48,779.24x = 67,254.18 × 39,817.64
  4. Step 4: Simplify right side
    48,779.24x = 2,677,902,727.74
  5. Step 5: Solve for x
    x = 2,677,902,727.74/48,779.24
  6. Step 6: Final answer
    x = 54,898.41

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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.