Home / 82,345.35-113,636.64-44,619.60

Finding the Fourth Proportional to 82,345.35, 113,636.64 and 44,619.60

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Solution

The fourth proportional to 82,345.35, 113,636.64 and 44,619.60 is: 61,575.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,345.35 : 113,636.64 = 44,619.60 : x
  2. Step 2: Convert to fraction form
    82,345.35/113,636.64 = 44,619.60/x
  3. Step 3: Cross multiply
    82,345.35x = 113,636.64 × 44,619.60
  4. Step 4: Simplify right side
    82,345.35x = 5,070,421,422.14
  5. Step 5: Solve for x
    x = 5,070,421,422.14/82,345.35
  6. Step 6: Final answer
    x = 61,575.08

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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.