Home / 160,178.53-221,050.98-88,563.16

Finding the Fourth Proportional to 160,178.53, 221,050.98 and 88,563.16

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Solution

The fourth proportional to 160,178.53, 221,050.98 and 88,563.16 is: 122,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,178.53 : 221,050.98 = 88,563.16 : x
  2. Step 2: Convert to fraction form
    160,178.53/221,050.98 = 88,563.16/x
  3. Step 3: Cross multiply
    160,178.53x = 221,050.98 × 88,563.16
  4. Step 4: Simplify right side
    160,178.53x = 19,576,973,309.90
  5. Step 5: Solve for x
    x = 19,576,973,309.90/160,178.53
  6. Step 6: Final answer
    x = 122,219.71

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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.