Home / 127,443.12-191,157.36-60,929.16

Finding the Fourth Proportional to 127,443.12, 191,157.36 and 60,929.16

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Solution

The fourth proportional to 127,443.12, 191,157.36 and 60,929.16 is: 91,390.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,443.12 : 191,157.36 = 60,929.16 : x
  2. Step 2: Convert to fraction form
    127,443.12/191,157.36 = 60,929.16/x
  3. Step 3: Cross multiply
    127,443.12x = 191,157.36 × 60,929.16
  4. Step 4: Simplify right side
    127,443.12x = 11,647,057,372.62
  5. Step 5: Solve for x
    x = 11,647,057,372.62/127,443.12
  6. Step 6: Final answer
    x = 91,390.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.