Home / 102,191.13-153,311.31-32,070.42

Finding the Fourth Proportional to 102,191.13, 153,311.31 and 32,070.42

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Solution

The fourth proportional to 102,191.13, 153,311.31 and 32,070.42 is: 48,113.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,191.13 : 153,311.31 = 32,070.42 : x
  2. Step 2: Convert to fraction form
    102,191.13/153,311.31 = 32,070.42/x
  3. Step 3: Cross multiply
    102,191.13x = 153,311.31 × 32,070.42
  4. Step 4: Simplify right side
    102,191.13x = 4,916,758,102.45
  5. Step 5: Solve for x
    x = 4,916,758,102.45/102,191.13
  6. Step 6: Final answer
    x = 48,113.35

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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.