Home / 98,026.22-146,375.34-77,808.89

Finding the Fourth Proportional to 98,026.22, 146,375.34 and 77,808.89

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Solution

The fourth proportional to 98,026.22, 146,375.34 and 77,808.89 is: 116,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,026.22 : 146,375.34 = 77,808.89 : x
  2. Step 2: Convert to fraction form
    98,026.22/146,375.34 = 77,808.89/x
  3. Step 3: Cross multiply
    98,026.22x = 146,375.34 × 77,808.89
  4. Step 4: Simplify right side
    98,026.22x = 11,389,302,417.24
  5. Step 5: Solve for x
    x = 11,389,302,417.24/98,026.22
  6. Step 6: Final answer
    x = 116,186.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.