Home / 45,592.02-68,390.04-13,999.74

Finding the Fourth Proportional to 45,592.02, 68,390.04 and 13,999.74

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Solution

The fourth proportional to 45,592.02, 68,390.04 and 13,999.74 is: 21,000.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,592.02 : 68,390.04 = 13,999.74 : x
  2. Step 2: Convert to fraction form
    45,592.02/68,390.04 = 13,999.74/x
  3. Step 3: Cross multiply
    45,592.02x = 68,390.04 × 13,999.74
  4. Step 4: Simplify right side
    45,592.02x = 957,442,778.59
  5. Step 5: Solve for x
    x = 957,442,778.59/45,592.02
  6. Step 6: Final answer
    x = 21,000.23

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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.