Home / 42,033.12-58,005.72-23,170.66

Finding the Fourth Proportional to 42,033.12, 58,005.72 and 23,170.66

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Solution

The fourth proportional to 42,033.12, 58,005.72 and 23,170.66 is: 31,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,033.12 : 58,005.72 = 23,170.66 : x
  2. Step 2: Convert to fraction form
    42,033.12/58,005.72 = 23,170.66/x
  3. Step 3: Cross multiply
    42,033.12x = 58,005.72 × 23,170.66
  4. Step 4: Simplify right side
    42,033.12x = 1,344,030,816.18
  5. Step 5: Solve for x
    x = 1,344,030,816.18/42,033.12
  6. Step 6: Final answer
    x = 31,975.52

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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.