Home / 127,576.04-191,188.70-65,115.24

Finding the Fourth Proportional to 127,576.04, 191,188.70 and 65,115.24

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Solution

The fourth proportional to 127,576.04, 191,188.70 and 65,115.24 is: 97,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,576.04 : 191,188.70 = 65,115.24 : x
  2. Step 2: Convert to fraction form
    127,576.04/191,188.70 = 65,115.24/x
  3. Step 3: Cross multiply
    127,576.04x = 191,188.70 × 65,115.24
  4. Step 4: Simplify right side
    127,576.04x = 12,449,298,085.79
  5. Step 5: Solve for x
    x = 12,449,298,085.79/127,576.04
  6. Step 6: Final answer
    x = 97,583.36

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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.