Home / 199,528.35-299,295.26-66,409.07

Finding the Fourth Proportional to 199,528.35, 299,295.26 and 66,409.07

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Solution

The fourth proportional to 199,528.35, 299,295.26 and 66,409.07 is: 99,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,528.35 : 299,295.26 = 66,409.07 : x
  2. Step 2: Convert to fraction form
    199,528.35/299,295.26 = 66,409.07/x
  3. Step 3: Cross multiply
    199,528.35x = 299,295.26 × 66,409.07
  4. Step 4: Simplify right side
    199,528.35x = 19,875,918,043.49
  5. Step 5: Solve for x
    x = 19,875,918,043.49/199,528.35
  6. Step 6: Final answer
    x = 99,614.51

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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.