Home / 62,798.09-94,156.02-20,663.64

Finding the Fourth Proportional to 62,798.09, 94,156.02 and 20,663.64

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Solution

The fourth proportional to 62,798.09, 94,156.02 and 20,663.64 is: 30,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.09 : 94,156.02 = 20,663.64 : x
  2. Step 2: Convert to fraction form
    62,798.09/94,156.02 = 20,663.64/x
  3. Step 3: Cross multiply
    62,798.09x = 94,156.02 × 20,663.64
  4. Step 4: Simplify right side
    62,798.09x = 1,945,606,101.11
  5. Step 5: Solve for x
    x = 1,945,606,101.11/62,798.09
  6. Step 6: Final answer
    x = 30,981.93

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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.