Home / 180,001.20-248,412.60-103,544.40

Finding the Fourth Proportional to 180,001.20, 248,412.60 and 103,544.40

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Solution

The fourth proportional to 180,001.20, 248,412.60 and 103,544.40 is: 142,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,001.20 : 248,412.60 = 103,544.40 : x
  2. Step 2: Convert to fraction form
    180,001.20/248,412.60 = 103,544.40/x
  3. Step 3: Cross multiply
    180,001.20x = 248,412.60 × 103,544.40
  4. Step 4: Simplify right side
    180,001.20x = 25,721,733,619.44
  5. Step 5: Solve for x
    x = 25,721,733,619.44/180,001.20
  6. Step 6: Final answer
    x = 142,897.57

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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.