Home / 157,503.02-236,391.05-82,676.03

Finding the Fourth Proportional to 157,503.02, 236,391.05 and 82,676.03

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Solution

The fourth proportional to 157,503.02, 236,391.05 and 82,676.03 is: 124,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,503.02 : 236,391.05 = 82,676.03 : x
  2. Step 2: Convert to fraction form
    157,503.02/236,391.05 = 82,676.03/x
  3. Step 3: Cross multiply
    157,503.02x = 236,391.05 × 82,676.03
  4. Step 4: Simplify right side
    157,503.02x = 19,543,872,566.27
  5. Step 5: Solve for x
    x = 19,543,872,566.27/157,503.02
  6. Step 6: Final answer
    x = 124,085.70

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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.