Home / 117,012.16-161,476.56-63,297.22

Finding the Fourth Proportional to 117,012.16, 161,476.56 and 63,297.22

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Solution

The fourth proportional to 117,012.16, 161,476.56 and 63,297.22 is: 87,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,012.16 : 161,476.56 = 63,297.22 : x
  2. Step 2: Convert to fraction form
    117,012.16/161,476.56 = 63,297.22/x
  3. Step 3: Cross multiply
    117,012.16x = 161,476.56 × 63,297.22
  4. Step 4: Simplify right side
    117,012.16x = 10,221,017,343.16
  5. Step 5: Solve for x
    x = 10,221,017,343.16/117,012.16
  6. Step 6: Final answer
    x = 87,350.04

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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.