Home / 49,343.96-74,045.10-18,201.08

Finding the Fourth Proportional to 49,343.96, 74,045.10 and 18,201.08

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Solution

The fourth proportional to 49,343.96, 74,045.10 and 18,201.08 is: 27,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,343.96 : 74,045.10 = 18,201.08 : x
  2. Step 2: Convert to fraction form
    49,343.96/74,045.10 = 18,201.08/x
  3. Step 3: Cross multiply
    49,343.96x = 74,045.10 × 18,201.08
  4. Step 4: Simplify right side
    49,343.96x = 1,347,700,788.71
  5. Step 5: Solve for x
    x = 1,347,700,788.71/49,343.96
  6. Step 6: Final answer
    x = 27,312.38

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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.