Home / 147,377.48-203,384.22-86,962.82

Finding the Fourth Proportional to 147,377.48, 203,384.22 and 86,962.82

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Solution

The fourth proportional to 147,377.48, 203,384.22 and 86,962.82 is: 120,010.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,377.48 : 203,384.22 = 86,962.82 : x
  2. Step 2: Convert to fraction form
    147,377.48/203,384.22 = 86,962.82/x
  3. Step 3: Cross multiply
    147,377.48x = 203,384.22 × 86,962.82
  4. Step 4: Simplify right side
    147,377.48x = 17,686,865,314.70
  5. Step 5: Solve for x
    x = 17,686,865,314.70/147,377.48
  6. Step 6: Final answer
    x = 120,010.64

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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.