Home / 146,580.10-202,280.49-79,512.10

Finding the Fourth Proportional to 146,580.10, 202,280.49 and 79,512.10

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Solution

The fourth proportional to 146,580.10, 202,280.49 and 79,512.10 is: 109,726.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,580.10 : 202,280.49 = 79,512.10 : x
  2. Step 2: Convert to fraction form
    146,580.10/202,280.49 = 79,512.10/x
  3. Step 3: Cross multiply
    146,580.10x = 202,280.49 × 79,512.10
  4. Step 4: Simplify right side
    146,580.10x = 16,083,746,043.23
  5. Step 5: Solve for x
    x = 16,083,746,043.23/146,580.10
  6. Step 6: Final answer
    x = 109,726.67

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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.