Home / 214,445.80-295,890.90-123,800.20

Finding the Fourth Proportional to 214,445.80, 295,890.90 and 123,800.20

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Solution

The fourth proportional to 214,445.80, 295,890.90 and 123,800.20 is: 170,818.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,445.80 : 295,890.90 = 123,800.20 : x
  2. Step 2: Convert to fraction form
    214,445.80/295,890.90 = 123,800.20/x
  3. Step 3: Cross multiply
    214,445.80x = 295,890.90 × 123,800.20
  4. Step 4: Simplify right side
    214,445.80x = 36,631,352,598.18
  5. Step 5: Solve for x
    x = 36,631,352,598.18/214,445.80
  6. Step 6: Final answer
    x = 170,818.70

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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.