Home / 52,639.18-78,958.77-26,317.42

Finding the Fourth Proportional to 52,639.18, 78,958.77 and 26,317.42

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Solution

The fourth proportional to 52,639.18, 78,958.77 and 26,317.42 is: 39,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,639.18 : 78,958.77 = 26,317.42 : x
  2. Step 2: Convert to fraction form
    52,639.18/78,958.77 = 26,317.42/x
  3. Step 3: Cross multiply
    52,639.18x = 78,958.77 × 26,317.42
  4. Step 4: Simplify right side
    52,639.18x = 2,077,991,112.77
  5. Step 5: Solve for x
    x = 2,077,991,112.77/52,639.18
  6. Step 6: Final answer
    x = 39,476.13

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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.