Home / 153,840.36-230,602.14-111,615.24

Finding the Fourth Proportional to 153,840.36, 230,602.14 and 111,615.24

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Solution

The fourth proportional to 153,840.36, 230,602.14 and 111,615.24 is: 167,307.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,840.36 : 230,602.14 = 111,615.24 : x
  2. Step 2: Convert to fraction form
    153,840.36/230,602.14 = 111,615.24/x
  3. Step 3: Cross multiply
    153,840.36x = 230,602.14 × 111,615.24
  4. Step 4: Simplify right side
    153,840.36x = 25,738,713,200.61
  5. Step 5: Solve for x
    x = 25,738,713,200.61/153,840.36
  6. Step 6: Final answer
    x = 167,307.94

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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.