Home / 110,224.02-152,063.88-71,970.36

Finding the Fourth Proportional to 110,224.02, 152,063.88 and 71,970.36

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Solution

The fourth proportional to 110,224.02, 152,063.88 and 71,970.36 is: 99,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,224.02 : 152,063.88 = 71,970.36 : x
  2. Step 2: Convert to fraction form
    110,224.02/152,063.88 = 71,970.36/x
  3. Step 3: Cross multiply
    110,224.02x = 152,063.88 × 71,970.36
  4. Step 4: Simplify right side
    110,224.02x = 10,944,092,186.60
  5. Step 5: Solve for x
    x = 10,944,092,186.60/110,224.02
  6. Step 6: Final answer
    x = 99,289.54

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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.