Home / 176,171.31-243,014.73-112,437.27

Finding the Fourth Proportional to 176,171.31, 243,014.73 and 112,437.27

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Solution

The fourth proportional to 176,171.31, 243,014.73 and 112,437.27 is: 155,098.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,171.31 : 243,014.73 = 112,437.27 : x
  2. Step 2: Convert to fraction form
    176,171.31/243,014.73 = 112,437.27/x
  3. Step 3: Cross multiply
    176,171.31x = 243,014.73 × 112,437.27
  4. Step 4: Simplify right side
    176,171.31x = 27,323,912,810.99
  5. Step 5: Solve for x
    x = 27,323,912,810.99/176,171.31
  6. Step 6: Final answer
    x = 155,098.54

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1.5x scale

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.