Home / 146,214.10-219,029.55-83,811.70

Finding the Fourth Proportional to 146,214.10, 219,029.55 and 83,811.70

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Solution

The fourth proportional to 146,214.10, 219,029.55 and 83,811.70 is: 125,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,214.10 : 219,029.55 = 83,811.70 : x
  2. Step 2: Convert to fraction form
    146,214.10/219,029.55 = 83,811.70/x
  3. Step 3: Cross multiply
    146,214.10x = 219,029.55 × 83,811.70
  4. Step 4: Simplify right side
    146,214.10x = 18,357,238,935.74
  5. Step 5: Solve for x
    x = 18,357,238,935.74/146,214.10
  6. Step 6: Final answer
    x = 125,550.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.