Home / 119,230.11-164,538.95-65,514.15

Finding the Fourth Proportional to 119,230.11, 164,538.95 and 65,514.15

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Solution

The fourth proportional to 119,230.11, 164,538.95 and 65,514.15 is: 90,410.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,230.11 : 164,538.95 = 65,514.15 : x
  2. Step 2: Convert to fraction form
    119,230.11/164,538.95 = 65,514.15/x
  3. Step 3: Cross multiply
    119,230.11x = 164,538.95 × 65,514.15
  4. Step 4: Simplify right side
    119,230.11x = 10,779,629,123.57
  5. Step 5: Solve for x
    x = 10,779,629,123.57/119,230.11
  6. Step 6: Final answer
    x = 90,410.29

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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.