Home / 42,039.36-58,008-24,135.12

Finding the Fourth Proportional to 42,039.36, 58,008 and 24,135.12

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Solution

The fourth proportional to 42,039.36, 58,008 and 24,135.12 is: 33,302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,039.36 : 58,008 = 24,135.12 : x
  2. Step 2: Convert to fraction form
    42,039.36/58,008 = 24,135.12/x
  3. Step 3: Cross multiply
    42,039.36x = 58,008 × 24,135.12
  4. Step 4: Simplify right side
    42,039.36x = 1,400,030,040.96
  5. Step 5: Solve for x
    x = 1,400,030,040.96/42,039.36
  6. Step 6: Final answer
    x = 33,302.84

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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.