Home / 77,525.63-107,014.97-75,392.60

Finding the Fourth Proportional to 77,525.63, 107,014.97 and 75,392.60

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Solution

The fourth proportional to 77,525.63, 107,014.97 and 75,392.60 is: 104,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,525.63 : 107,014.97 = 75,392.60 : x
  2. Step 2: Convert to fraction form
    77,525.63/107,014.97 = 75,392.60/x
  3. Step 3: Cross multiply
    77,525.63x = 107,014.97 × 75,392.60
  4. Step 4: Simplify right side
    77,525.63x = 8,068,136,827.22
  5. Step 5: Solve for x
    x = 8,068,136,827.22/77,525.63
  6. Step 6: Final answer
    x = 104,070.57

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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.