Home / 52,200.56-72,036.78-29,539.09

Finding the Fourth Proportional to 52,200.56, 72,036.78 and 29,539.09

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Solution

The fourth proportional to 52,200.56, 72,036.78 and 29,539.09 is: 40,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,200.56 : 72,036.78 = 29,539.09 : x
  2. Step 2: Convert to fraction form
    52,200.56/72,036.78 = 29,539.09/x
  3. Step 3: Cross multiply
    52,200.56x = 72,036.78 × 29,539.09
  4. Step 4: Simplify right side
    52,200.56x = 2,127,900,907.00
  5. Step 5: Solve for x
    x = 2,127,900,907.00/52,200.56
  6. Step 6: Final answer
    x = 40,763.95

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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.