Home / 30,233.18-45,121.14-29,445.86

Finding the Fourth Proportional to 30,233.18, 45,121.14 and 29,445.86

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Solution

The fourth proportional to 30,233.18, 45,121.14 and 29,445.86 is: 43,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,233.18 : 45,121.14 = 29,445.86 : x
  2. Step 2: Convert to fraction form
    30,233.18/45,121.14 = 29,445.86/x
  3. Step 3: Cross multiply
    30,233.18x = 45,121.14 × 29,445.86
  4. Step 4: Simplify right side
    30,233.18x = 1,328,630,624.25
  5. Step 5: Solve for x
    x = 1,328,630,624.25/30,233.18
  6. Step 6: Final answer
    x = 43,946.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.