Home / 117,312.27-161,891.76-63,598.13

Finding the Fourth Proportional to 117,312.27, 161,891.76 and 63,598.13

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Solution

The fourth proportional to 117,312.27, 161,891.76 and 63,598.13 is: 87,765.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,312.27 : 161,891.76 = 63,598.13 : x
  2. Step 2: Convert to fraction form
    117,312.27/161,891.76 = 63,598.13/x
  3. Step 3: Cross multiply
    117,312.27x = 161,891.76 × 63,598.13
  4. Step 4: Simplify right side
    117,312.27x = 10,296,012,388.95
  5. Step 5: Solve for x
    x = 10,296,012,388.95/117,312.27
  6. Step 6: Final answer
    x = 87,765.86

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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.