Home / 142,795.24-214,266.30-68,000.20

Finding the Fourth Proportional to 142,795.24, 214,266.30 and 68,000.20

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Solution

The fourth proportional to 142,795.24, 214,266.30 and 68,000.20 is: 102,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,795.24 : 214,266.30 = 68,000.20 : x
  2. Step 2: Convert to fraction form
    142,795.24/214,266.30 = 68,000.20/x
  3. Step 3: Cross multiply
    142,795.24x = 214,266.30 × 68,000.20
  4. Step 4: Simplify right side
    142,795.24x = 14,570,151,253.26
  5. Step 5: Solve for x
    x = 14,570,151,253.26/142,795.24
  6. Step 6: Final answer
    x = 102,035.27

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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.