Home / 38,913.42-57,999.96-36,698.88

Finding the Fourth Proportional to 38,913.42, 57,999.96 and 36,698.88

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Solution

The fourth proportional to 38,913.42, 57,999.96 and 36,698.88 is: 54,699.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,913.42 : 57,999.96 = 36,698.88 : x
  2. Step 2: Convert to fraction form
    38,913.42/57,999.96 = 36,698.88/x
  3. Step 3: Cross multiply
    38,913.42x = 57,999.96 × 36,698.88
  4. Step 4: Simplify right side
    38,913.42x = 2,128,533,572.04
  5. Step 5: Solve for x
    x = 2,128,533,572.04/38,913.42
  6. Step 6: Final answer
    x = 54,699.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.