Home / 181,877.08-272,815.64-55,518

Finding the Fourth Proportional to 181,877.08, 272,815.64 and 55,518

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Solution

The fourth proportional to 181,877.08, 272,815.64 and 55,518 is: 83,277.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,877.08 : 272,815.64 = 55,518 : x
  2. Step 2: Convert to fraction form
    181,877.08/272,815.64 = 55,518/x
  3. Step 3: Cross multiply
    181,877.08x = 272,815.64 × 55,518
  4. Step 4: Simplify right side
    181,877.08x = 15,146,178,701.52
  5. Step 5: Solve for x
    x = 15,146,178,701.52/181,877.08
  6. Step 6: Final answer
    x = 83,277.01

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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.