Home / 175,855.51-242,677.40-99,372.94

Finding the Fourth Proportional to 175,855.51, 242,677.40 and 99,372.94

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Solution

The fourth proportional to 175,855.51, 242,677.40 and 99,372.94 is: 137,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,855.51 : 242,677.40 = 99,372.94 : x
  2. Step 2: Convert to fraction form
    175,855.51/242,677.40 = 99,372.94/x
  3. Step 3: Cross multiply
    175,855.51x = 242,677.40 × 99,372.94
  4. Step 4: Simplify right side
    175,855.51x = 24,115,567,530.03
  5. Step 5: Solve for x
    x = 24,115,567,530.03/175,855.51
  6. Step 6: Final answer
    x = 137,132.85

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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.