Home / 142,933.77-214,420.45-48,191.07

Finding the Fourth Proportional to 142,933.77, 214,420.45 and 48,191.07

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Solution

The fourth proportional to 142,933.77, 214,420.45 and 48,191.07 is: 72,293.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,933.77 : 214,420.45 = 48,191.07 : x
  2. Step 2: Convert to fraction form
    142,933.77/214,420.45 = 48,191.07/x
  3. Step 3: Cross multiply
    142,933.77x = 214,420.45 × 48,191.07
  4. Step 4: Simplify right side
    142,933.77x = 10,333,151,571.91
  5. Step 5: Solve for x
    x = 10,333,151,571.91/142,933.77
  6. Step 6: Final answer
    x = 72,293.28

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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.