Home / 97,735.32-134,889.24-61,928.68

Finding the Fourth Proportional to 97,735.32, 134,889.24 and 61,928.68

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Solution

The fourth proportional to 97,735.32, 134,889.24 and 61,928.68 is: 85,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,735.32 : 134,889.24 = 61,928.68 : x
  2. Step 2: Convert to fraction form
    97,735.32/134,889.24 = 61,928.68/x
  3. Step 3: Cross multiply
    97,735.32x = 134,889.24 × 61,928.68
  4. Step 4: Simplify right side
    97,735.32x = 8,353,512,579.40
  5. Step 5: Solve for x
    x = 8,353,512,579.40/97,735.32
  6. Step 6: Final answer
    x = 85,470.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.