Home / 151,556.34-209,111.17-97,829.85

Finding the Fourth Proportional to 151,556.34, 209,111.17 and 97,829.85

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Solution

The fourth proportional to 151,556.34, 209,111.17 and 97,829.85 is: 134,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,556.34 : 209,111.17 = 97,829.85 : x
  2. Step 2: Convert to fraction form
    151,556.34/209,111.17 = 97,829.85/x
  3. Step 3: Cross multiply
    151,556.34x = 209,111.17 × 97,829.85
  4. Step 4: Simplify right side
    151,556.34x = 20,457,314,394.42
  5. Step 5: Solve for x
    x = 20,457,314,394.42/151,556.34
  6. Step 6: Final answer
    x = 134,981.58

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1.5x scale

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.