Home / 65,345.34-90,175.35-36,665.52

Finding the Fourth Proportional to 65,345.34, 90,175.35 and 36,665.52

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Solution

The fourth proportional to 65,345.34, 90,175.35 and 36,665.52 is: 50,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,345.34 : 90,175.35 = 36,665.52 : x
  2. Step 2: Convert to fraction form
    65,345.34/90,175.35 = 36,665.52/x
  3. Step 3: Cross multiply
    65,345.34x = 90,175.35 × 36,665.52
  4. Step 4: Simplify right side
    65,345.34x = 3,306,326,098.93
  5. Step 5: Solve for x
    x = 3,306,326,098.93/65,345.34
  6. Step 6: Final answer
    x = 50,597.73

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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.