Home / 155,320.96-214,415.13-117,096.04

Finding the Fourth Proportional to 155,320.96, 214,415.13 and 117,096.04

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Solution

The fourth proportional to 155,320.96, 214,415.13 and 117,096.04 is: 161,646.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,320.96 : 214,415.13 = 117,096.04 : x
  2. Step 2: Convert to fraction form
    155,320.96/214,415.13 = 117,096.04/x
  3. Step 3: Cross multiply
    155,320.96x = 214,415.13 × 117,096.04
  4. Step 4: Simplify right side
    155,320.96x = 25,107,162,639.09
  5. Step 5: Solve for x
    x = 25,107,162,639.09/155,320.96
  6. Step 6: Final answer
    x = 161,646.98

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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.