Home / 201,688.03-302,634.11-83,444.23

Finding the Fourth Proportional to 201,688.03, 302,634.11 and 83,444.23

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Solution

The fourth proportional to 201,688.03, 302,634.11 and 83,444.23 is: 125,208.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,688.03 : 302,634.11 = 83,444.23 : x
  2. Step 2: Convert to fraction form
    201,688.03/302,634.11 = 83,444.23/x
  3. Step 3: Cross multiply
    201,688.03x = 302,634.11 × 83,444.23
  4. Step 4: Simplify right side
    201,688.03x = 25,253,069,863.46
  5. Step 5: Solve for x
    x = 25,253,069,863.46/201,688.03
  6. Step 6: Final answer
    x = 125,208.57

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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.