Home / 43,390.08-65,085.12-23,641.47

Finding the Fourth Proportional to 43,390.08, 65,085.12 and 23,641.47

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Solution

The fourth proportional to 43,390.08, 65,085.12 and 23,641.47 is: 35,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,390.08 : 65,085.12 = 23,641.47 : x
  2. Step 2: Convert to fraction form
    43,390.08/65,085.12 = 23,641.47/x
  3. Step 3: Cross multiply
    43,390.08x = 65,085.12 × 23,641.47
  4. Step 4: Simplify right side
    43,390.08x = 1,538,707,911.93
  5. Step 5: Solve for x
    x = 1,538,707,911.93/43,390.08
  6. Step 6: Final answer
    x = 35,462.21

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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.