Home / 107,192.94-147,994.02-68,970.26

Finding the Fourth Proportional to 107,192.94, 147,994.02 and 68,970.26

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Solution

The fourth proportional to 107,192.94, 147,994.02 and 68,970.26 is: 95,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,192.94 : 147,994.02 = 68,970.26 : x
  2. Step 2: Convert to fraction form
    107,192.94/147,994.02 = 68,970.26/x
  3. Step 3: Cross multiply
    107,192.94x = 147,994.02 × 68,970.26
  4. Step 4: Simplify right side
    107,192.94x = 10,207,186,037.85
  5. Step 5: Solve for x
    x = 10,207,186,037.85/107,192.94
  6. Step 6: Final answer
    x = 95,222.56

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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.