Home / 49,346.76-74,031.18-14,289.08

Finding the Fourth Proportional to 49,346.76, 74,031.18 and 14,289.08

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Solution

The fourth proportional to 49,346.76, 74,031.18 and 14,289.08 is: 21,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.76 : 74,031.18 = 14,289.08 : x
  2. Step 2: Convert to fraction form
    49,346.76/74,031.18 = 14,289.08/x
  3. Step 3: Cross multiply
    49,346.76x = 74,031.18 × 14,289.08
  4. Step 4: Simplify right side
    49,346.76x = 1,057,837,453.51
  5. Step 5: Solve for x
    x = 1,057,837,453.51/49,346.76
  6. Step 6: Final answer
    x = 21,436.82

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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.