Home / 175,867.05-242,682.17-99,393.06

Finding the Fourth Proportional to 175,867.05, 242,682.17 and 99,393.06

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Solution

The fourth proportional to 175,867.05, 242,682.17 and 99,393.06 is: 137,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,867.05 : 242,682.17 = 99,393.06 : x
  2. Step 2: Convert to fraction form
    175,867.05/242,682.17 = 99,393.06/x
  3. Step 3: Cross multiply
    175,867.05x = 242,682.17 × 99,393.06
  4. Step 4: Simplify right side
    175,867.05x = 24,120,922,986.77
  5. Step 5: Solve for x
    x = 24,120,922,986.77/175,867.05
  6. Step 6: Final answer
    x = 137,154.30

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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.