Home / 77,303.03-115,915.36-27,376.10

Finding the Fourth Proportional to 77,303.03, 115,915.36 and 27,376.10

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Solution

The fourth proportional to 77,303.03, 115,915.36 and 27,376.10 is: 41,050.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,303.03 : 115,915.36 = 27,376.10 : x
  2. Step 2: Convert to fraction form
    77,303.03/115,915.36 = 27,376.10/x
  3. Step 3: Cross multiply
    77,303.03x = 115,915.36 × 27,376.10
  4. Step 4: Simplify right side
    77,303.03x = 3,173,309,838.88
  5. Step 5: Solve for x
    x = 3,173,309,838.88/77,303.03
  6. Step 6: Final answer
    x = 41,050.27

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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.