Home / 66,709.04-92,062.56-38,423.84

Finding the Fourth Proportional to 66,709.04, 92,062.56 and 38,423.84

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Solution

The fourth proportional to 66,709.04, 92,062.56 and 38,423.84 is: 53,027.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,709.04 : 92,062.56 = 38,423.84 : x
  2. Step 2: Convert to fraction form
    66,709.04/92,062.56 = 38,423.84/x
  3. Step 3: Cross multiply
    66,709.04x = 92,062.56 × 38,423.84
  4. Step 4: Simplify right side
    66,709.04x = 3,537,397,481.95
  5. Step 5: Solve for x
    x = 3,537,397,481.95/66,709.04
  6. Step 6: Final answer
    x = 53,027.26

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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.