Home / 117,477.02-162,113.94-63,760.88

Finding the Fourth Proportional to 117,477.02, 162,113.94 and 63,760.88

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Solution

The fourth proportional to 117,477.02, 162,113.94 and 63,760.88 is: 87,987.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,477.02 : 162,113.94 = 63,760.88 : x
  2. Step 2: Convert to fraction form
    117,477.02/162,113.94 = 63,760.88/x
  3. Step 3: Cross multiply
    117,477.02x = 162,113.94 × 63,760.88
  4. Step 4: Simplify right side
    117,477.02x = 10,336,527,424.01
  5. Step 5: Solve for x
    x = 10,336,527,424.01/117,477.02
  6. Step 6: Final answer
    x = 87,987.66

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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.