Home / 175,515.62-242,190.78-99,030.26

Finding the Fourth Proportional to 175,515.62, 242,190.78 and 99,030.26

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Solution

The fourth proportional to 175,515.62, 242,190.78 and 99,030.26 is: 136,650.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,515.62 : 242,190.78 = 99,030.26 : x
  2. Step 2: Convert to fraction form
    175,515.62/242,190.78 = 99,030.26/x
  3. Step 3: Cross multiply
    175,515.62x = 242,190.78 × 99,030.26
  4. Step 4: Simplify right side
    175,515.62x = 23,984,215,913.00
  5. Step 5: Solve for x
    x = 23,984,215,913.00/175,515.62
  6. Step 6: Final answer
    x = 136,650.04

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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.