Home / 106,580.08-147,062.10-61,247.44

Finding the Fourth Proportional to 106,580.08, 147,062.10 and 61,247.44

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Solution

The fourth proportional to 106,580.08, 147,062.10 and 61,247.44 is: 84,510.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,580.08 : 147,062.10 = 61,247.44 : x
  2. Step 2: Convert to fraction form
    106,580.08/147,062.10 = 61,247.44/x
  3. Step 3: Cross multiply
    106,580.08x = 147,062.10 × 61,247.44
  4. Step 4: Simplify right side
    106,580.08x = 9,007,177,146.02
  5. Step 5: Solve for x
    x = 9,007,177,146.02/106,580.08
  6. Step 6: Final answer
    x = 84,510.89

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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.