Home / 137,973.32-190,252.50-93,183.56

Finding the Fourth Proportional to 137,973.32, 190,252.50 and 93,183.56

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Solution

The fourth proportional to 137,973.32, 190,252.50 and 93,183.56 is: 128,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,973.32 : 190,252.50 = 93,183.56 : x
  2. Step 2: Convert to fraction form
    137,973.32/190,252.50 = 93,183.56/x
  3. Step 3: Cross multiply
    137,973.32x = 190,252.50 × 93,183.56
  4. Step 4: Simplify right side
    137,973.32x = 17,728,405,248.90
  5. Step 5: Solve for x
    x = 17,728,405,248.90/137,973.32
  6. Step 6: Final answer
    x = 128,491.55

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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.