Home / 192,316.71-288,533.40-136,265.13

Finding the Fourth Proportional to 192,316.71, 288,533.40 and 136,265.13

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Solution

The fourth proportional to 192,316.71, 288,533.40 and 136,265.13 is: 204,439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,316.71 : 288,533.40 = 136,265.13 : x
  2. Step 2: Convert to fraction form
    192,316.71/288,533.40 = 136,265.13/x
  3. Step 3: Cross multiply
    192,316.71x = 288,533.40 × 136,265.13
  4. Step 4: Simplify right side
    192,316.71x = 39,317,041,260.34
  5. Step 5: Solve for x
    x = 39,317,041,260.34/192,316.71
  6. Step 6: Final answer
    x = 204,439.03

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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.