Home / 219,730.71-329,332.36-113,164.81

Finding the Fourth Proportional to 219,730.71, 329,332.36 and 113,164.81

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Solution

The fourth proportional to 219,730.71, 329,332.36 and 113,164.81 is: 169,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,730.71 : 329,332.36 = 113,164.81 : x
  2. Step 2: Convert to fraction form
    219,730.71/329,332.36 = 113,164.81/x
  3. Step 3: Cross multiply
    219,730.71x = 329,332.36 × 113,164.81
  4. Step 4: Simplify right side
    219,730.71x = 37,268,833,946.25
  5. Step 5: Solve for x
    x = 37,268,833,946.25/219,730.71
  6. Step 6: Final answer
    x = 169,611.40

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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.