Home / 42,117.12-58,120.74-23,253.84

Finding the Fourth Proportional to 42,117.12, 58,120.74 and 23,253.84

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Solution

The fourth proportional to 42,117.12, 58,120.74 and 23,253.84 is: 32,089.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,117.12 : 58,120.74 = 23,253.84 : x
  2. Step 2: Convert to fraction form
    42,117.12/58,120.74 = 23,253.84/x
  3. Step 3: Cross multiply
    42,117.12x = 58,120.74 × 23,253.84
  4. Step 4: Simplify right side
    42,117.12x = 1,351,530,388.64
  5. Step 5: Solve for x
    x = 1,351,530,388.64/42,117.12
  6. Step 6: Final answer
    x = 32,089.81

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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.