Home / 58,455.06-80,630.28-36,906.72

Finding the Fourth Proportional to 58,455.06, 80,630.28 and 36,906.72

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Solution

The fourth proportional to 58,455.06, 80,630.28 and 36,906.72 is: 50,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,455.06 : 80,630.28 = 36,906.72 : x
  2. Step 2: Convert to fraction form
    58,455.06/80,630.28 = 36,906.72/x
  3. Step 3: Cross multiply
    58,455.06x = 80,630.28 × 36,906.72
  4. Step 4: Simplify right side
    58,455.06x = 2,975,799,167.48
  5. Step 5: Solve for x
    x = 2,975,799,167.48/58,455.06
  6. Step 6: Final answer
    x = 50,907.47

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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.