Home / 142,998.40-214,570.50-58,823.20

Finding the Fourth Proportional to 142,998.40, 214,570.50 and 58,823.20

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Solution

The fourth proportional to 142,998.40, 214,570.50 and 58,823.20 is: 88,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,998.40 : 214,570.50 = 58,823.20 : x
  2. Step 2: Convert to fraction form
    142,998.40/214,570.50 = 58,823.20/x
  3. Step 3: Cross multiply
    142,998.40x = 214,570.50 × 58,823.20
  4. Step 4: Simplify right side
    142,998.40x = 12,621,723,435.60
  5. Step 5: Solve for x
    x = 12,621,723,435.60/142,998.40
  6. Step 6: Final answer
    x = 88,264.79

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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.