Home / 86,973.08-130,475.82-27,823.64

Finding the Fourth Proportional to 86,973.08, 130,475.82 and 27,823.64

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Solution

The fourth proportional to 86,973.08, 130,475.82 and 27,823.64 is: 41,740.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,973.08 : 130,475.82 = 27,823.64 : x
  2. Step 2: Convert to fraction form
    86,973.08/130,475.82 = 27,823.64/x
  3. Step 3: Cross multiply
    86,973.08x = 130,475.82 × 27,823.64
  4. Step 4: Simplify right side
    86,973.08x = 3,630,312,244.38
  5. Step 5: Solve for x
    x = 3,630,312,244.38/86,973.08
  6. Step 6: Final answer
    x = 41,740.64

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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.