Home / 39,125.60-58,688.86-11,046.36

Finding the Fourth Proportional to 39,125.60, 58,688.86 and 11,046.36

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Solution

The fourth proportional to 39,125.60, 58,688.86 and 11,046.36 is: 16,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,125.60 : 58,688.86 = 11,046.36 : x
  2. Step 2: Convert to fraction form
    39,125.60/58,688.86 = 11,046.36/x
  3. Step 3: Cross multiply
    39,125.60x = 58,688.86 × 11,046.36
  4. Step 4: Simplify right side
    39,125.60x = 648,298,275.55
  5. Step 5: Solve for x
    x = 648,298,275.55/39,125.60
  6. Step 6: Final answer
    x = 16,569.67

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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.