Home / 153,759.36-230,480.64-111,534.24

Finding the Fourth Proportional to 153,759.36, 230,480.64 and 111,534.24

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Solution

The fourth proportional to 153,759.36, 230,480.64 and 111,534.24 is: 167,186.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,759.36 : 230,480.64 = 111,534.24 : x
  2. Step 2: Convert to fraction form
    153,759.36/230,480.64 = 111,534.24/x
  3. Step 3: Cross multiply
    153,759.36x = 230,480.64 × 111,534.24
  4. Step 4: Simplify right side
    153,759.36x = 25,706,483,017.11
  5. Step 5: Solve for x
    x = 25,706,483,017.11/153,759.36
  6. Step 6: Final answer
    x = 167,186.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.