Home / 127,577.28-191,385.36-65,226.72

Finding the Fourth Proportional to 127,577.28, 191,385.36 and 65,226.72

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Solution

The fourth proportional to 127,577.28, 191,385.36 and 65,226.72 is: 97,850.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,577.28 : 191,385.36 = 65,226.72 : x
  2. Step 2: Convert to fraction form
    127,577.28/191,385.36 = 65,226.72/x
  3. Step 3: Cross multiply
    127,577.28x = 191,385.36 × 65,226.72
  4. Step 4: Simplify right side
    127,577.28x = 12,483,439,288.82
  5. Step 5: Solve for x
    x = 12,483,439,288.82/127,577.28
  6. Step 6: Final answer
    x = 97,850.02

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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.