Home / 142,880.02-214,169.98-48,077.28

Finding the Fourth Proportional to 142,880.02, 214,169.98 and 48,077.28

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Solution

The fourth proportional to 142,880.02, 214,169.98 and 48,077.28 is: 72,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,880.02 : 214,169.98 = 48,077.28 : x
  2. Step 2: Convert to fraction form
    142,880.02/214,169.98 = 48,077.28/x
  3. Step 3: Cross multiply
    142,880.02x = 214,169.98 × 48,077.28
  4. Step 4: Simplify right side
    142,880.02x = 10,296,710,096.05
  5. Step 5: Solve for x
    x = 10,296,710,096.05/142,880.02
  6. Step 6: Final answer
    x = 72,065.43

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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.