Home / 127,328.10-190,773.45-60,624.60

Finding the Fourth Proportional to 127,328.10, 190,773.45 and 60,624.60

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Solution

The fourth proportional to 127,328.10, 190,773.45 and 60,624.60 is: 90,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,328.10 : 190,773.45 = 60,624.60 : x
  2. Step 2: Convert to fraction form
    127,328.10/190,773.45 = 60,624.60/x
  3. Step 3: Cross multiply
    127,328.10x = 190,773.45 × 60,624.60
  4. Step 4: Simplify right side
    127,328.10x = 11,565,564,096.87
  5. Step 5: Solve for x
    x = 11,565,564,096.87/127,328.10
  6. Step 6: Final answer
    x = 90,832.77

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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.