Home / 153,337.53-211,611.90-92,874.07

Finding the Fourth Proportional to 153,337.53, 211,611.90 and 92,874.07

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Solution

The fourth proportional to 153,337.53, 211,611.90 and 92,874.07 is: 128,169.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,337.53 : 211,611.90 = 92,874.07 : x
  2. Step 2: Convert to fraction form
    153,337.53/211,611.90 = 92,874.07/x
  3. Step 3: Cross multiply
    153,337.53x = 211,611.90 × 92,874.07
  4. Step 4: Simplify right side
    153,337.53x = 19,653,258,413.43
  5. Step 5: Solve for x
    x = 19,653,258,413.43/153,337.53
  6. Step 6: Final answer
    x = 128,169.92

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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.