Home / 112,033.53-154,605.51-61,732.53

Finding the Fourth Proportional to 112,033.53, 154,605.51 and 61,732.53

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Solution

The fourth proportional to 112,033.53, 154,605.51 and 61,732.53 is: 85,190.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,033.53 : 154,605.51 = 61,732.53 : x
  2. Step 2: Convert to fraction form
    112,033.53/154,605.51 = 61,732.53/x
  3. Step 3: Cross multiply
    112,033.53x = 154,605.51 × 61,732.53
  4. Step 4: Simplify right side
    112,033.53x = 9,544,189,284.24
  5. Step 5: Solve for x
    x = 9,544,189,284.24/112,033.53
  6. Step 6: Final answer
    x = 85,190.47

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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.