Home / 98,683.26-136,207.20-60,435.86

Finding the Fourth Proportional to 98,683.26, 136,207.20 and 60,435.86

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Solution

The fourth proportional to 98,683.26, 136,207.20 and 60,435.86 is: 83,416.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,683.26 : 136,207.20 = 60,435.86 : x
  2. Step 2: Convert to fraction form
    98,683.26/136,207.20 = 60,435.86/x
  3. Step 3: Cross multiply
    98,683.26x = 136,207.20 × 60,435.86
  4. Step 4: Simplify right side
    98,683.26x = 8,231,799,270.19
  5. Step 5: Solve for x
    x = 8,231,799,270.19/98,683.26
  6. Step 6: Final answer
    x = 83,416.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.