Home / 156,404.96-234,432.47-67,525.28

Finding the Fourth Proportional to 156,404.96, 234,432.47 and 67,525.28

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Solution

The fourth proportional to 156,404.96, 234,432.47 and 67,525.28 is: 101,212.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,404.96 : 234,432.47 = 67,525.28 : x
  2. Step 2: Convert to fraction form
    156,404.96/234,432.47 = 67,525.28/x
  3. Step 3: Cross multiply
    156,404.96x = 234,432.47 × 67,525.28
  4. Step 4: Simplify right side
    156,404.96x = 15,830,118,177.84
  5. Step 5: Solve for x
    x = 15,830,118,177.84/156,404.96
  6. Step 6: Final answer
    x = 101,212.38

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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.