Home / 117,614.06-162,307.53-63,899.13

Finding the Fourth Proportional to 117,614.06, 162,307.53 and 63,899.13

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Solution

The fourth proportional to 117,614.06, 162,307.53 and 63,899.13 is: 88,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,614.06 : 162,307.53 = 63,899.13 : x
  2. Step 2: Convert to fraction form
    117,614.06/162,307.53 = 63,899.13/x
  3. Step 3: Cross multiply
    117,614.06x = 162,307.53 × 63,899.13
  4. Step 4: Simplify right side
    117,614.06x = 10,371,309,959.45
  5. Step 5: Solve for x
    x = 10,371,309,959.45/117,614.06
  6. Step 6: Final answer
    x = 88,180.87

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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.