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Finding the Fourth Proportional to 58,598.61, 87,900.09 and 30,127.95

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Solution

The fourth proportional to 58,598.61, 87,900.09 and 30,127.95 is: 45,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,598.61 : 87,900.09 = 30,127.95 : x
  2. Step 2: Convert to fraction form
    58,598.61/87,900.09 = 30,127.95/x
  3. Step 3: Cross multiply
    58,598.61x = 87,900.09 × 30,127.95
  4. Step 4: Simplify right side
    58,598.61x = 2,648,249,516.52
  5. Step 5: Solve for x
    x = 2,648,249,516.52/58,598.61
  6. Step 6: Final answer
    x = 45,193.04

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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.