Home / 143,011.50-214,507.80-58,749.66

Finding the Fourth Proportional to 143,011.50, 214,507.80 and 58,749.66

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Solution

The fourth proportional to 143,011.50, 214,507.80 and 58,749.66 is: 88,120.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,011.50 : 214,507.80 = 58,749.66 : x
  2. Step 2: Convert to fraction form
    143,011.50/214,507.80 = 58,749.66/x
  3. Step 3: Cross multiply
    143,011.50x = 214,507.80 × 58,749.66
  4. Step 4: Simplify right side
    143,011.50x = 12,602,260,317.35
  5. Step 5: Solve for x
    x = 12,602,260,317.35/143,011.50
  6. Step 6: Final answer
    x = 88,120.61

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1.5x scale

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.