Home / 64,814.92-89,444.05-36,134.25

Finding the Fourth Proportional to 64,814.92, 89,444.05 and 36,134.25

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Solution

The fourth proportional to 64,814.92, 89,444.05 and 36,134.25 is: 49,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,814.92 : 89,444.05 = 36,134.25 : x
  2. Step 2: Convert to fraction form
    64,814.92/89,444.05 = 36,134.25/x
  3. Step 3: Cross multiply
    64,814.92x = 89,444.05 × 36,134.25
  4. Step 4: Simplify right side
    64,814.92x = 3,231,993,663.71
  5. Step 5: Solve for x
    x = 3,231,993,663.71/64,814.92
  6. Step 6: Final answer
    x = 49,864.96

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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.