Home / 209,566.71-314,350.17-69,325.34

Finding the Fourth Proportional to 209,566.71, 314,350.17 and 69,325.34

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Solution

The fourth proportional to 209,566.71, 314,350.17 and 69,325.34 is: 103,988.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,566.71 : 314,350.17 = 69,325.34 : x
  2. Step 2: Convert to fraction form
    209,566.71/314,350.17 = 69,325.34/x
  3. Step 3: Cross multiply
    209,566.71x = 314,350.17 × 69,325.34
  4. Step 4: Simplify right side
    209,566.71x = 21,792,430,582.59
  5. Step 5: Solve for x
    x = 21,792,430,582.59/209,566.71
  6. Step 6: Final answer
    x = 103,988.04

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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.