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Finding the Fourth Proportional to 58,021.76, 86,900.48 and 34,599.84

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Solution

The fourth proportional to 58,021.76, 86,900.48 and 34,599.84 is: 51,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,021.76 : 86,900.48 = 34,599.84 : x
  2. Step 2: Convert to fraction form
    58,021.76/86,900.48 = 34,599.84/x
  3. Step 3: Cross multiply
    58,021.76x = 86,900.48 × 34,599.84
  4. Step 4: Simplify right side
    58,021.76x = 3,006,742,703.92
  5. Step 5: Solve for x
    x = 3,006,742,703.92/58,021.76
  6. Step 6: Final answer
    x = 51,820.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.