Home / 38,943.35-53,706.53-25,509.70

Finding the Fourth Proportional to 38,943.35, 53,706.53 and 25,509.70

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Solution

The fourth proportional to 38,943.35, 53,706.53 and 25,509.70 is: 35,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,943.35 : 53,706.53 = 25,509.70 : x
  2. Step 2: Convert to fraction form
    38,943.35/53,706.53 = 25,509.70/x
  3. Step 3: Cross multiply
    38,943.35x = 53,706.53 × 25,509.70
  4. Step 4: Simplify right side
    38,943.35x = 1,370,037,397.85
  5. Step 5: Solve for x
    x = 1,370,037,397.85/38,943.35
  6. Step 6: Final answer
    x = 35,180.27

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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.