Home / 176,177.38-243,122.16-103,588.47

Finding the Fourth Proportional to 176,177.38, 243,122.16 and 103,588.47

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Solution

The fourth proportional to 176,177.38, 243,122.16 and 103,588.47 is: 142,950.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,177.38 : 243,122.16 = 103,588.47 : x
  2. Step 2: Convert to fraction form
    176,177.38/243,122.16 = 103,588.47/x
  3. Step 3: Cross multiply
    176,177.38x = 243,122.16 × 103,588.47
  4. Step 4: Simplify right side
    176,177.38x = 25,184,652,383.27
  5. Step 5: Solve for x
    x = 25,184,652,383.27/176,177.38
  6. Step 6: Final answer
    x = 142,950.54

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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.