Home / 166,878.12-230,235.15-94,270.40

Finding the Fourth Proportional to 166,878.12, 230,235.15 and 94,270.40

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Solution

The fourth proportional to 166,878.12, 230,235.15 and 94,270.40 is: 130,061.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,878.12 : 230,235.15 = 94,270.40 : x
  2. Step 2: Convert to fraction form
    166,878.12/230,235.15 = 94,270.40/x
  3. Step 3: Cross multiply
    166,878.12x = 230,235.15 × 94,270.40
  4. Step 4: Simplify right side
    166,878.12x = 21,704,359,220.01
  5. Step 5: Solve for x
    x = 21,704,359,220.01/166,878.12
  6. Step 6: Final answer
    x = 130,061.15

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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.