Home / 123,421.08-185,014.98-44,514.12

Finding the Fourth Proportional to 123,421.08, 185,014.98 and 44,514.12

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Solution

The fourth proportional to 123,421.08, 185,014.98 and 44,514.12 is: 66,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,421.08 : 185,014.98 = 44,514.12 : x
  2. Step 2: Convert to fraction form
    123,421.08/185,014.98 = 44,514.12/x
  3. Step 3: Cross multiply
    123,421.08x = 185,014.98 × 44,514.12
  4. Step 4: Simplify right side
    123,421.08x = 8,235,779,021.52
  5. Step 5: Solve for x
    x = 8,235,779,021.52/123,421.08
  6. Step 6: Final answer
    x = 66,729.11

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1.5x scale

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.