Home / 107,748.01-148,682.73-62,411.50

Finding the Fourth Proportional to 107,748.01, 148,682.73 and 62,411.50

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Solution

The fourth proportional to 107,748.01, 148,682.73 and 62,411.50 is: 86,122.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,748.01 : 148,682.73 = 62,411.50 : x
  2. Step 2: Convert to fraction form
    107,748.01/148,682.73 = 62,411.50/x
  3. Step 3: Cross multiply
    107,748.01x = 148,682.73 × 62,411.50
  4. Step 4: Simplify right side
    107,748.01x = 9,279,512,203.40
  5. Step 5: Solve for x
    x = 9,279,512,203.40/107,748.01
  6. Step 6: Final answer
    x = 86,122.35

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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.