Home / 104,882.10-157,324.77-30,000.84

Finding the Fourth Proportional to 104,882.10, 157,324.77 and 30,000.84

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Solution

The fourth proportional to 104,882.10, 157,324.77 and 30,000.84 is: 45,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,882.10 : 157,324.77 = 30,000.84 : x
  2. Step 2: Convert to fraction form
    104,882.10/157,324.77 = 30,000.84/x
  3. Step 3: Cross multiply
    104,882.10x = 157,324.77 × 30,000.84
  4. Step 4: Simplify right side
    104,882.10x = 4,719,875,252.81
  5. Step 5: Solve for x
    x = 4,719,875,252.81/104,882.10
  6. Step 6: Final answer
    x = 45,001.72

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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.