Home / 176,538.02-243,563.17-100,051.11

Finding the Fourth Proportional to 176,538.02, 243,563.17 and 100,051.11

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Solution

The fourth proportional to 176,538.02, 243,563.17 and 100,051.11 is: 138,036.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,538.02 : 243,563.17 = 100,051.11 : x
  2. Step 2: Convert to fraction form
    176,538.02/243,563.17 = 100,051.11/x
  3. Step 3: Cross multiply
    176,538.02x = 243,563.17 × 100,051.11
  4. Step 4: Simplify right side
    176,538.02x = 24,368,766,004.64
  5. Step 5: Solve for x
    x = 24,368,766,004.64/176,538.02
  6. Step 6: Final answer
    x = 138,036.93

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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.