Home / 181,977.95-251,130.56-105,542.35

Finding the Fourth Proportional to 181,977.95, 251,130.56 and 105,542.35

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Solution

The fourth proportional to 181,977.95, 251,130.56 and 105,542.35 is: 145,649.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,977.95 : 251,130.56 = 105,542.35 : x
  2. Step 2: Convert to fraction form
    181,977.95/251,130.56 = 105,542.35/x
  3. Step 3: Cross multiply
    181,977.95x = 251,130.56 × 105,542.35
  4. Step 4: Simplify right side
    181,977.95x = 26,504,908,303.68
  5. Step 5: Solve for x
    x = 26,504,908,303.68/181,977.95
  6. Step 6: Final answer
    x = 145,649.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.