Home / 110,958.48-153,122.40-63,211.92

Finding the Fourth Proportional to 110,958.48, 153,122.40 and 63,211.92

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Solution

The fourth proportional to 110,958.48, 153,122.40 and 63,211.92 is: 87,232.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,958.48 : 153,122.40 = 63,211.92 : x
  2. Step 2: Convert to fraction form
    110,958.48/153,122.40 = 63,211.92/x
  3. Step 3: Cross multiply
    110,958.48x = 153,122.40 × 63,211.92
  4. Step 4: Simplify right side
    110,958.48x = 9,679,160,899.01
  5. Step 5: Solve for x
    x = 9,679,160,899.01/110,958.48
  6. Step 6: Final answer
    x = 87,232.28

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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.