Home / 73,929.93-102,031.32-45,268.89

Finding the Fourth Proportional to 73,929.93, 102,031.32 and 45,268.89

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Solution

The fourth proportional to 73,929.93, 102,031.32 and 45,268.89 is: 62,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,929.93 : 102,031.32 = 45,268.89 : x
  2. Step 2: Convert to fraction form
    73,929.93/102,031.32 = 45,268.89/x
  3. Step 3: Cross multiply
    73,929.93x = 102,031.32 × 45,268.89
  4. Step 4: Simplify right side
    73,929.93x = 4,618,844,601.63
  5. Step 5: Solve for x
    x = 4,618,844,601.63/73,929.93
  6. Step 6: Final answer
    x = 62,475.98

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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.