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Finding the Fourth Proportional to 58,886.01, 81,253.80 and 36,228.69

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Solution

The fourth proportional to 58,886.01, 81,253.80 and 36,228.69 is: 49,990.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,886.01 : 81,253.80 = 36,228.69 : x
  2. Step 2: Convert to fraction form
    58,886.01/81,253.80 = 36,228.69/x
  3. Step 3: Cross multiply
    58,886.01x = 81,253.80 × 36,228.69
  4. Step 4: Simplify right side
    58,886.01x = 2,943,718,731.52
  5. Step 5: Solve for x
    x = 2,943,718,731.52/58,886.01
  6. Step 6: Final answer
    x = 49,990.12

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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.