Home / 110,412.54-152,348.31-70,132.86

Finding the Fourth Proportional to 110,412.54, 152,348.31 and 70,132.86

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Solution

The fourth proportional to 110,412.54, 152,348.31 and 70,132.86 is: 96,770.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,412.54 : 152,348.31 = 70,132.86 : x
  2. Step 2: Convert to fraction form
    110,412.54/152,348.31 = 70,132.86/x
  3. Step 3: Cross multiply
    110,412.54x = 152,348.31 × 70,132.86
  4. Step 4: Simplify right side
    110,412.54x = 10,684,622,696.47
  5. Step 5: Solve for x
    x = 10,684,622,696.47/110,412.54
  6. Step 6: Final answer
    x = 96,770.01

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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.