Home / 161,801.28-242,406.27-117,317.70

Finding the Fourth Proportional to 161,801.28, 242,406.27 and 117,317.70

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Solution

The fourth proportional to 161,801.28, 242,406.27 and 117,317.70 is: 175,762.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,801.28 : 242,406.27 = 117,317.70 : x
  2. Step 2: Convert to fraction form
    161,801.28/242,406.27 = 117,317.70/x
  3. Step 3: Cross multiply
    161,801.28x = 242,406.27 × 117,317.70
  4. Step 4: Simplify right side
    161,801.28x = 28,438,546,061.98
  5. Step 5: Solve for x
    x = 28,438,546,061.98/161,801.28
  6. Step 6: Final answer
    x = 175,762.18

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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.