Home / 157,801.03-236,703.65-52,620.04

Finding the Fourth Proportional to 157,801.03, 236,703.65 and 52,620.04

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Solution

The fourth proportional to 157,801.03, 236,703.65 and 52,620.04 is: 78,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,801.03 : 236,703.65 = 52,620.04 : x
  2. Step 2: Convert to fraction form
    157,801.03/236,703.65 = 52,620.04/x
  3. Step 3: Cross multiply
    157,801.03x = 236,703.65 × 52,620.04
  4. Step 4: Simplify right side
    157,801.03x = 12,455,355,531.15
  5. Step 5: Solve for x
    x = 12,455,355,531.15/157,801.03
  6. Step 6: Final answer
    x = 78,930.76

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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.