Home / 118,931.49-178,303.68-58,980.96

Finding the Fourth Proportional to 118,931.49, 178,303.68 and 58,980.96

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Solution

The fourth proportional to 118,931.49, 178,303.68 and 58,980.96 is: 88,425.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,931.49 : 178,303.68 = 58,980.96 : x
  2. Step 2: Convert to fraction form
    118,931.49/178,303.68 = 58,980.96/x
  3. Step 3: Cross multiply
    118,931.49x = 178,303.68 × 58,980.96
  4. Step 4: Simplify right side
    118,931.49x = 10,516,522,217.93
  5. Step 5: Solve for x
    x = 10,516,522,217.93/118,931.49
  6. Step 6: Final answer
    x = 88,425.04

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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.