Home / 175,085.40-262,207.08-99,977.94

Finding the Fourth Proportional to 175,085.40, 262,207.08 and 99,977.94

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Solution

The fourth proportional to 175,085.40, 262,207.08 and 99,977.94 is: 149,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,085.40 : 262,207.08 = 99,977.94 : x
  2. Step 2: Convert to fraction form
    175,085.40/262,207.08 = 99,977.94/x
  3. Step 3: Cross multiply
    175,085.40x = 262,207.08 × 99,977.94
  4. Step 4: Simplify right side
    175,085.40x = 26,214,923,711.82
  5. Step 5: Solve for x
    x = 26,214,923,711.82/175,085.40
  6. Step 6: Final answer
    x = 149,726.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.