Home / 94,610.09-128,812.95-94,314.85

Finding the Fourth Proportional to 94,610.09, 128,812.95 and 94,314.85

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Solution

The fourth proportional to 94,610.09, 128,812.95 and 94,314.85 is: 128,410.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,610.09 : 128,812.95 = 94,314.85 : x
  2. Step 2: Convert to fraction form
    94,610.09/128,812.95 = 94,314.85/x
  3. Step 3: Cross multiply
    94,610.09x = 128,812.95 × 94,314.85
  4. Step 4: Simplify right side
    94,610.09x = 12,148,973,735.28
  5. Step 5: Solve for x
    x = 12,148,973,735.28/94,610.09
  6. Step 6: Final answer
    x = 128,410.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.