Home / 103,624.56-143,001.18-58,912.56

Finding the Fourth Proportional to 103,624.56, 143,001.18 and 58,912.56

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Solution

The fourth proportional to 103,624.56, 143,001.18 and 58,912.56 is: 81,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,624.56 : 143,001.18 = 58,912.56 : x
  2. Step 2: Convert to fraction form
    103,624.56/143,001.18 = 58,912.56/x
  3. Step 3: Cross multiply
    103,624.56x = 143,001.18 × 58,912.56
  4. Step 4: Simplify right side
    103,624.56x = 8,424,565,596.82
  5. Step 5: Solve for x
    x = 8,424,565,596.82/103,624.56
  6. Step 6: Final answer
    x = 81,298.93

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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.