Home / 118,599.16-177,957.15-55,423.63

Finding the Fourth Proportional to 118,599.16, 177,957.15 and 55,423.63

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Solution

The fourth proportional to 118,599.16, 177,957.15 and 55,423.63 is: 83,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,599.16 : 177,957.15 = 55,423.63 : x
  2. Step 2: Convert to fraction form
    118,599.16/177,957.15 = 55,423.63/x
  3. Step 3: Cross multiply
    118,599.16x = 177,957.15 × 55,423.63
  4. Step 4: Simplify right side
    118,599.16x = 9,863,031,237.45
  5. Step 5: Solve for x
    x = 9,863,031,237.45/118,599.16
  6. Step 6: Final answer
    x = 83,162.74

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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.