Home / 89,656.38-134,507.25-64,384.92

Finding the Fourth Proportional to 89,656.38, 134,507.25 and 64,384.92

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Solution

The fourth proportional to 89,656.38, 134,507.25 and 64,384.92 is: 96,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,656.38 : 134,507.25 = 64,384.92 : x
  2. Step 2: Convert to fraction form
    89,656.38/134,507.25 = 64,384.92/x
  3. Step 3: Cross multiply
    89,656.38x = 134,507.25 × 64,384.92
  4. Step 4: Simplify right side
    89,656.38x = 8,660,238,530.67
  5. Step 5: Solve for x
    x = 8,660,238,530.67/89,656.38
  6. Step 6: Final answer
    x = 96,593.67

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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.