Home / 115,524.40-173,286.60-102,402.40

Finding the Fourth Proportional to 115,524.40, 173,286.60 and 102,402.40

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Solution

The fourth proportional to 115,524.40, 173,286.60 and 102,402.40 is: 153,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,524.40 : 173,286.60 = 102,402.40 : x
  2. Step 2: Convert to fraction form
    115,524.40/173,286.60 = 102,402.40/x
  3. Step 3: Cross multiply
    115,524.40x = 173,286.60 × 102,402.40
  4. Step 4: Simplify right side
    115,524.40x = 17,744,963,727.84
  5. Step 5: Solve for x
    x = 17,744,963,727.84/115,524.40
  6. Step 6: Final answer
    x = 153,603.60

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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.