Home / 147,101.79-220,685.48-53,607.54

Finding the Fourth Proportional to 147,101.79, 220,685.48 and 53,607.54

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Solution

The fourth proportional to 147,101.79, 220,685.48 and 53,607.54 is: 80,423.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,101.79 : 220,685.48 = 53,607.54 : x
  2. Step 2: Convert to fraction form
    147,101.79/220,685.48 = 53,607.54/x
  3. Step 3: Cross multiply
    147,101.79x = 220,685.48 × 53,607.54
  4. Step 4: Simplify right side
    147,101.79x = 11,830,405,696.52
  5. Step 5: Solve for x
    x = 11,830,405,696.52/147,101.79
  6. Step 6: Final answer
    x = 80,423.26

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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.