Home / 102,032.30-152,746.05-75,853.10

Finding the Fourth Proportional to 102,032.30, 152,746.05 and 75,853.10

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Solution

The fourth proportional to 102,032.30, 152,746.05 and 75,853.10 is: 113,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,032.30 : 152,746.05 = 75,853.10 : x
  2. Step 2: Convert to fraction form
    102,032.30/152,746.05 = 75,853.10/x
  3. Step 3: Cross multiply
    102,032.30x = 152,746.05 × 75,853.10
  4. Step 4: Simplify right side
    102,032.30x = 11,586,261,405.26
  5. Step 5: Solve for x
    x = 11,586,261,405.26/102,032.30
  6. Step 6: Final answer
    x = 113,554.84

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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.