Home / 113,829.26-156,938.34-93,335.81

Finding the Fourth Proportional to 113,829.26, 156,938.34 and 93,335.81

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Solution

The fourth proportional to 113,829.26, 156,938.34 and 93,335.81 is: 128,683.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,829.26 : 156,938.34 = 93,335.81 : x
  2. Step 2: Convert to fraction form
    113,829.26/156,938.34 = 93,335.81/x
  3. Step 3: Cross multiply
    113,829.26x = 156,938.34 × 93,335.81
  4. Step 4: Simplify right side
    113,829.26x = 14,647,967,083.96
  5. Step 5: Solve for x
    x = 14,647,967,083.96/113,829.26
  6. Step 6: Final answer
    x = 128,683.67

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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.