Home / 40,160.88-60,261.98-19,124.78

Finding the Fourth Proportional to 40,160.88, 60,261.98 and 19,124.78

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Solution

The fourth proportional to 40,160.88, 60,261.98 and 19,124.78 is: 28,697.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,160.88 : 60,261.98 = 19,124.78 : x
  2. Step 2: Convert to fraction form
    40,160.88/60,261.98 = 19,124.78/x
  3. Step 3: Cross multiply
    40,160.88x = 60,261.98 × 19,124.78
  4. Step 4: Simplify right side
    40,160.88x = 1,152,496,712.93
  5. Step 5: Solve for x
    x = 1,152,496,712.93/40,160.88
  6. Step 6: Final answer
    x = 28,697.00

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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.