Home / 156,526.75-234,790.13-73,420.75

Finding the Fourth Proportional to 156,526.75, 234,790.13 and 73,420.75

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Solution

The fourth proportional to 156,526.75, 234,790.13 and 73,420.75 is: 110,131.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,526.75 : 234,790.13 = 73,420.75 : x
  2. Step 2: Convert to fraction form
    156,526.75/234,790.13 = 73,420.75/x
  3. Step 3: Cross multiply
    156,526.75x = 234,790.13 × 73,420.75
  4. Step 4: Simplify right side
    156,526.75x = 17,238,467,437.20
  5. Step 5: Solve for x
    x = 17,238,467,437.20/156,526.75
  6. Step 6: Final answer
    x = 110,131.13

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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.