Home / 134,663.02-202,002.81-55,783.42

Finding the Fourth Proportional to 134,663.02, 202,002.81 and 55,783.42

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Solution

The fourth proportional to 134,663.02, 202,002.81 and 55,783.42 is: 83,678.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,663.02 : 202,002.81 = 55,783.42 : x
  2. Step 2: Convert to fraction form
    134,663.02/202,002.81 = 55,783.42/x
  3. Step 3: Cross multiply
    134,663.02x = 202,002.81 × 55,783.42
  4. Step 4: Simplify right side
    134,663.02x = 11,268,407,591.41
  5. Step 5: Solve for x
    x = 11,268,407,591.41/134,663.02
  6. Step 6: Final answer
    x = 83,678.56

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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.