Home / 38,889.65-53,618.58-25,439.60

Finding the Fourth Proportional to 38,889.65, 53,618.58 and 25,439.60

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Solution

The fourth proportional to 38,889.65, 53,618.58 and 25,439.60 is: 35,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,889.65 : 53,618.58 = 25,439.60 : x
  2. Step 2: Convert to fraction form
    38,889.65/53,618.58 = 25,439.60/x
  3. Step 3: Cross multiply
    38,889.65x = 53,618.58 × 25,439.60
  4. Step 4: Simplify right side
    38,889.65x = 1,364,035,227.77
  5. Step 5: Solve for x
    x = 1,364,035,227.77/38,889.65
  6. Step 6: Final answer
    x = 35,074.51

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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.