Home / 114,015.12-157,323.24-63,704.40

Finding the Fourth Proportional to 114,015.12, 157,323.24 and 63,704.40

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Solution

The fourth proportional to 114,015.12, 157,323.24 and 63,704.40 is: 87,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,015.12 : 157,323.24 = 63,704.40 : x
  2. Step 2: Convert to fraction form
    114,015.12/157,323.24 = 63,704.40/x
  3. Step 3: Cross multiply
    114,015.12x = 157,323.24 × 63,704.40
  4. Step 4: Simplify right side
    114,015.12x = 10,022,182,610.26
  5. Step 5: Solve for x
    x = 10,022,182,610.26/114,015.12
  6. Step 6: Final answer
    x = 87,902.22

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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.