Home / 47,870.87-66,059.21-26,356.43

Finding the Fourth Proportional to 47,870.87, 66,059.21 and 26,356.43

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Solution

The fourth proportional to 47,870.87, 66,059.21 and 26,356.43 is: 36,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,870.87 : 66,059.21 = 26,356.43 : x
  2. Step 2: Convert to fraction form
    47,870.87/66,059.21 = 26,356.43/x
  3. Step 3: Cross multiply
    47,870.87x = 66,059.21 × 26,356.43
  4. Step 4: Simplify right side
    47,870.87x = 1,741,084,482.14
  5. Step 5: Solve for x
    x = 1,741,084,482.14/47,870.87
  6. Step 6: Final answer
    x = 36,370.44

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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.