Home / 209,946.60-314,919.90-202,073.40

Finding the Fourth Proportional to 209,946.60, 314,919.90 and 202,073.40

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Solution

The fourth proportional to 209,946.60, 314,919.90 and 202,073.40 is: 303,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,946.60 : 314,919.90 = 202,073.40 : x
  2. Step 2: Convert to fraction form
    209,946.60/314,919.90 = 202,073.40/x
  3. Step 3: Cross multiply
    209,946.60x = 314,919.90 × 202,073.40
  4. Step 4: Simplify right side
    209,946.60x = 63,636,934,920.66
  5. Step 5: Solve for x
    x = 63,636,934,920.66/209,946.60
  6. Step 6: Final answer
    x = 303,110.10

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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.