Home / 58,492.20-80,718.98-31,634.74

Finding the Fourth Proportional to 58,492.20, 80,718.98 and 31,634.74

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Solution

The fourth proportional to 58,492.20, 80,718.98 and 31,634.74 is: 43,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,492.20 : 80,718.98 = 31,634.74 : x
  2. Step 2: Convert to fraction form
    58,492.20/80,718.98 = 31,634.74/x
  3. Step 3: Cross multiply
    58,492.20x = 80,718.98 × 31,634.74
  4. Step 4: Simplify right side
    58,492.20x = 2,553,523,945.37
  5. Step 5: Solve for x
    x = 2,553,523,945.37/58,492.20
  6. Step 6: Final answer
    x = 43,655.80

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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.