Home / 107,970.10-148,997.75-59,572.47

Finding the Fourth Proportional to 107,970.10, 148,997.75 and 59,572.47

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Solution

The fourth proportional to 107,970.10, 148,997.75 and 59,572.47 is: 82,209.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,970.10 : 148,997.75 = 59,572.47 : x
  2. Step 2: Convert to fraction form
    107,970.10/148,997.75 = 59,572.47/x
  3. Step 3: Cross multiply
    107,970.10x = 148,997.75 × 59,572.47
  4. Step 4: Simplify right side
    107,970.10x = 8,876,163,880.85
  5. Step 5: Solve for x
    x = 8,876,163,880.85/107,970.10
  6. Step 6: Final answer
    x = 82,209.46

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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.