Home / 128,853.64-193,234.13-44,590.92

Finding the Fourth Proportional to 128,853.64, 193,234.13 and 44,590.92

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Solution

The fourth proportional to 128,853.64, 193,234.13 and 44,590.92 is: 66,870.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,853.64 : 193,234.13 = 44,590.92 : x
  2. Step 2: Convert to fraction form
    128,853.64/193,234.13 = 44,590.92/x
  3. Step 3: Cross multiply
    128,853.64x = 193,234.13 × 44,590.92
  4. Step 4: Simplify right side
    128,853.64x = 8,616,487,248.88
  5. Step 5: Solve for x
    x = 8,616,487,248.88/128,853.64
  6. Step 6: Final answer
    x = 66,870.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.