Home / 124,730.20-171,930.90-114,433.48

Finding the Fourth Proportional to 124,730.20, 171,930.90 and 114,433.48

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Solution

The fourth proportional to 124,730.20, 171,930.90 and 114,433.48 is: 157,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,730.20 : 171,930.90 = 114,433.48 : x
  2. Step 2: Convert to fraction form
    124,730.20/171,930.90 = 114,433.48/x
  3. Step 3: Cross multiply
    124,730.20x = 171,930.90 × 114,433.48
  4. Step 4: Simplify right side
    124,730.20x = 19,674,651,206.53
  5. Step 5: Solve for x
    x = 19,674,651,206.53/124,730.20
  6. Step 6: Final answer
    x = 157,737.67

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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.