Home / 127,625.02-191,458.26-43,392.70

Finding the Fourth Proportional to 127,625.02, 191,458.26 and 43,392.70

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Solution

The fourth proportional to 127,625.02, 191,458.26 and 43,392.70 is: 65,096.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,625.02 : 191,458.26 = 43,392.70 : x
  2. Step 2: Convert to fraction form
    127,625.02/191,458.26 = 43,392.70/x
  3. Step 3: Cross multiply
    127,625.02x = 191,458.26 × 43,392.70
  4. Step 4: Simplify right side
    127,625.02x = 8,307,890,838.70
  5. Step 5: Solve for x
    x = 8,307,890,838.70/127,625.02
  6. Step 6: Final answer
    x = 65,096.10

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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.