Home / 77,575.64-116,362.38-24,985.40

Finding the Fourth Proportional to 77,575.64, 116,362.38 and 24,985.40

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Solution

The fourth proportional to 77,575.64, 116,362.38 and 24,985.40 is: 37,477.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,575.64 : 116,362.38 = 24,985.40 : x
  2. Step 2: Convert to fraction form
    77,575.64/116,362.38 = 24,985.40/x
  3. Step 3: Cross multiply
    77,575.64x = 116,362.38 × 24,985.40
  4. Step 4: Simplify right side
    77,575.64x = 2,907,360,609.25
  5. Step 5: Solve for x
    x = 2,907,360,609.25/77,575.64
  6. Step 6: Final answer
    x = 37,477.75

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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.