Home / 66,378.12-99,526.23-32,601.18

Finding the Fourth Proportional to 66,378.12, 99,526.23 and 32,601.18

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Solution

The fourth proportional to 66,378.12, 99,526.23 and 32,601.18 is: 48,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,378.12 : 99,526.23 = 32,601.18 : x
  2. Step 2: Convert to fraction form
    66,378.12/99,526.23 = 32,601.18/x
  3. Step 3: Cross multiply
    66,378.12x = 99,526.23 × 32,601.18
  4. Step 4: Simplify right side
    66,378.12x = 3,244,672,538.95
  5. Step 5: Solve for x
    x = 3,244,672,538.95/66,378.12
  6. Step 6: Final answer
    x = 48,881.66

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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.