Home / 140,033.04-193,190.58-86,224.74

Finding the Fourth Proportional to 140,033.04, 193,190.58 and 86,224.74

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Solution

The fourth proportional to 140,033.04, 193,190.58 and 86,224.74 is: 118,956.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,033.04 : 193,190.58 = 86,224.74 : x
  2. Step 2: Convert to fraction form
    140,033.04/193,190.58 = 86,224.74/x
  3. Step 3: Cross multiply
    140,033.04x = 193,190.58 × 86,224.74
  4. Step 4: Simplify right side
    140,033.04x = 16,657,807,530.95
  5. Step 5: Solve for x
    x = 16,657,807,530.95/140,033.04
  6. Step 6: Final answer
    x = 118,956.27

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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.