Home / 62,286.60-85,929.32-43,434.66

Finding the Fourth Proportional to 62,286.60, 85,929.32 and 43,434.66

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Solution

The fourth proportional to 62,286.60, 85,929.32 and 43,434.66 is: 59,921.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,286.60 : 85,929.32 = 43,434.66 : x
  2. Step 2: Convert to fraction form
    62,286.60/85,929.32 = 43,434.66/x
  3. Step 3: Cross multiply
    62,286.60x = 85,929.32 × 43,434.66
  4. Step 4: Simplify right side
    62,286.60x = 3,732,310,798.23
  5. Step 5: Solve for x
    x = 3,732,310,798.23/62,286.60
  6. Step 6: Final answer
    x = 59,921.57

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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.