Home / 66,924.56-92,345.40-38,624.96

Finding the Fourth Proportional to 66,924.56, 92,345.40 and 38,624.96

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Solution

The fourth proportional to 66,924.56, 92,345.40 and 38,624.96 is: 53,296.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,924.56 : 92,345.40 = 38,624.96 : x
  2. Step 2: Convert to fraction form
    66,924.56/92,345.40 = 38,624.96/x
  3. Step 3: Cross multiply
    66,924.56x = 92,345.40 × 38,624.96
  4. Step 4: Simplify right side
    66,924.56x = 3,566,837,381.18
  5. Step 5: Solve for x
    x = 3,566,837,381.18/66,924.56
  6. Step 6: Final answer
    x = 53,296.39

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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.