Home / 209,767.01-289,480.46-119,124.86

Finding the Fourth Proportional to 209,767.01, 289,480.46 and 119,124.86

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Solution

The fourth proportional to 209,767.01, 289,480.46 and 119,124.86 is: 164,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,767.01 : 289,480.46 = 119,124.86 : x
  2. Step 2: Convert to fraction form
    209,767.01/289,480.46 = 119,124.86/x
  3. Step 3: Cross multiply
    209,767.01x = 289,480.46 × 119,124.86
  4. Step 4: Simplify right side
    209,767.01x = 34,484,317,227.21
  5. Step 5: Solve for x
    x = 34,484,317,227.21/209,767.01
  6. Step 6: Final answer
    x = 164,393.43

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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.