Home / 130,457.30-195,768.30-55,577.48

Finding the Fourth Proportional to 130,457.30, 195,768.30 and 55,577.48

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Solution

The fourth proportional to 130,457.30, 195,768.30 and 55,577.48 is: 83,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,457.30 : 195,768.30 = 55,577.48 : x
  2. Step 2: Convert to fraction form
    130,457.30/195,768.30 = 55,577.48/x
  3. Step 3: Cross multiply
    130,457.30x = 195,768.30 × 55,577.48
  4. Step 4: Simplify right side
    130,457.30x = 10,880,308,777.88
  5. Step 5: Solve for x
    x = 10,880,308,777.88/130,457.30
  6. Step 6: Final answer
    x = 83,401.30

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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.