Home / 52,257.48-72,113.87-28,384.14

Finding the Fourth Proportional to 52,257.48, 72,113.87 and 28,384.14

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Solution

The fourth proportional to 52,257.48, 72,113.87 and 28,384.14 is: 39,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,257.48 : 72,113.87 = 28,384.14 : x
  2. Step 2: Convert to fraction form
    52,257.48/72,113.87 = 28,384.14/x
  3. Step 3: Cross multiply
    52,257.48x = 72,113.87 × 28,384.14
  4. Step 4: Simplify right side
    52,257.48x = 2,046,890,040.10
  5. Step 5: Solve for x
    x = 2,046,890,040.10/52,257.48
  6. Step 6: Final answer
    x = 39,169.32

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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.