Home / 89,646.36-134,491.50-27,316.86

Finding the Fourth Proportional to 89,646.36, 134,491.50 and 27,316.86

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Solution

The fourth proportional to 89,646.36, 134,491.50 and 27,316.86 is: 40,981.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,646.36 : 134,491.50 = 27,316.86 : x
  2. Step 2: Convert to fraction form
    89,646.36/134,491.50 = 27,316.86/x
  3. Step 3: Cross multiply
    89,646.36x = 134,491.50 × 27,316.86
  4. Step 4: Simplify right side
    89,646.36x = 3,673,885,476.69
  5. Step 5: Solve for x
    x = 3,673,885,476.69/89,646.36
  6. Step 6: Final answer
    x = 40,981.98

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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.