Home / 140,594.04-194,013.58-86,129.56

Finding the Fourth Proportional to 140,594.04, 194,013.58 and 86,129.56

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Solution

The fourth proportional to 140,594.04, 194,013.58 and 86,129.56 is: 118,855.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,594.04 : 194,013.58 = 86,129.56 : x
  2. Step 2: Convert to fraction form
    140,594.04/194,013.58 = 86,129.56/x
  3. Step 3: Cross multiply
    140,594.04x = 194,013.58 × 86,129.56
  4. Step 4: Simplify right side
    140,594.04x = 16,710,304,279.42
  5. Step 5: Solve for x
    x = 16,710,304,279.42/140,594.04
  6. Step 6: Final answer
    x = 118,855.00

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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.