Home / 106,087.34-145,503.57-94,129.92

Finding the Fourth Proportional to 106,087.34, 145,503.57 and 94,129.92

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Solution

The fourth proportional to 106,087.34, 145,503.57 and 94,129.92 is: 129,103.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,087.34 : 145,503.57 = 94,129.92 : x
  2. Step 2: Convert to fraction form
    106,087.34/145,503.57 = 94,129.92/x
  3. Step 3: Cross multiply
    106,087.34x = 145,503.57 × 94,129.92
  4. Step 4: Simplify right side
    106,087.34x = 13,696,239,403.81
  5. Step 5: Solve for x
    x = 13,696,239,403.81/106,087.34
  6. Step 6: Final answer
    x = 129,103.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.