Home / 175,767.60-242,574.21-99,300.72

Finding the Fourth Proportional to 175,767.60, 242,574.21 and 99,300.72

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Solution

The fourth proportional to 175,767.60, 242,574.21 and 99,300.72 is: 137,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,767.60 : 242,574.21 = 99,300.72 : x
  2. Step 2: Convert to fraction form
    175,767.60/242,574.21 = 99,300.72/x
  3. Step 3: Cross multiply
    175,767.60x = 242,574.21 × 99,300.72
  4. Step 4: Simplify right side
    175,767.60x = 24,087,793,706.43
  5. Step 5: Solve for x
    x = 24,087,793,706.43/175,767.60
  6. Step 6: Final answer
    x = 137,043.42

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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.