Home / 219,724.60-329,975.70-169,925.80

Finding the Fourth Proportional to 219,724.60, 329,975.70 and 169,925.80

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Solution

The fourth proportional to 219,724.60, 329,975.70 and 169,925.80 is: 255,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,724.60 : 329,975.70 = 169,925.80 : x
  2. Step 2: Convert to fraction form
    219,724.60/329,975.70 = 169,925.80/x
  3. Step 3: Cross multiply
    219,724.60x = 329,975.70 × 169,925.80
  4. Step 4: Simplify right side
    219,724.60x = 56,071,384,803.06
  5. Step 5: Solve for x
    x = 56,071,384,803.06/219,724.60
  6. Step 6: Final answer
    x = 255,189.38

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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.