Home / 140,013.04-193,232.80-85,597.08

Finding the Fourth Proportional to 140,013.04, 193,232.80 and 85,597.08

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Solution

The fourth proportional to 140,013.04, 193,232.80 and 85,597.08 is: 118,133.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,013.04 : 193,232.80 = 85,597.08 : x
  2. Step 2: Convert to fraction form
    140,013.04/193,232.80 = 85,597.08/x
  3. Step 3: Cross multiply
    140,013.04x = 193,232.80 × 85,597.08
  4. Step 4: Simplify right side
    140,013.04x = 16,540,163,440.22
  5. Step 5: Solve for x
    x = 16,540,163,440.22/140,013.04
  6. Step 6: Final answer
    x = 118,133.02

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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.